Aaber, Jonathan Aaron, Michael Aaronson, Sharon ABBA (Andersson & Ulvaeus) Abe, Keiko Abel, Karl Friedrich Abell, Usher Abercrombie, John Abols, Juris Ábrahám Márta Ábrahám Pál Abraham, Gerald Abrams, Lester Abril, Anton Garcia Abrudbányay Zoltán AC/DC Accolay, Jean Baptiste Accolay, Jean Batiste Ádám Jenő Adam, Adolphe Adam, Stephan ADAMS, BRYAN Adams, George Adams, John Adams, Lee Adams, S & Hampton, A Adams, Sally Adams, Sally & Cohen, Mary Adams, Sally & Harris, Paul Adams, Stephen Adamska, Zofia Adamson, Harold Adderley, Cannonball Addrisi, Richard & Addrisi, Donald Adele Adele Adkins, Paul Epworth Ader, Bernhard Ades, Thomas ADKINS, ADELE Adkins, Adele - Epworth, Paul Adkins, Adele - Kurstin, Greg Adler, R & Ross, J Adler, Samuel Adorján Ilona Adu, Sade & St. John, Ray AEROSMITH Agay, Denes Agócsy László Agostini, Dante AGRESTA, RALPH Aguado, Dionisio Aguilera, Christina Ahrens, Lynn Akey, Douglas Akoschky, Judith Alabiev, Alexandr Alarcón, Luis Serrano Alard, Jean-Delphin Albam, Manny Albeniz & Brahms Albéniz, Isaac Albeniz,Isaac Albert, Eugen d' Albert, Morris Albinoni, Tomaso Albrecht, Sally K. Albrechtsberger, Johann Georg Albright, William Alcántara, Clemens Aldridge, Robert Livingstone Aldrovandini, G Aledort, Andy Alessi, Joespeh Alexander, Allan Alexander, Dennis Alexander, James Alexander, Lowell Alexander, Tim ALEXANDRA BURKE , JEFF BUCKLEY & R Alford, Harold Alford, Kenneth J. ALLDIS, DOMINIC Allee, Steve Allegri, Gregorio Allen, Charles Allen, Chris Allen, Lily Allen, Michael ALLEN, STEVE Allen, Sylvester ALLMAN BROTHERS Allman, Sheldon Almási Kornél Almeida, Henrique C. De Alt, Bernhard ALTER BRIDGE Althouse, Jay Altman, Arthur Alton, Edwin H. Amandi, Elisabeth Amon, Johannes Andreas AMOS, TORI Amram, David Amy, Gilbert Anders, Adam Andersen, Joachim Anderson, G.E. and Frost, R.S. Anderson, Julian Anderson, Leroy Anderson, Muriel Anderson-Lopez, Kristen Anderson-Lopez, Kristen -Lopez, Robert Andorka Péter Andre, Mark Andreasson, Per Andres ANDRESS, TUCK Andrew, Kerry Andrews, Doug Andrews, Douglas ANDREWS, MICHAEL & JULES, GARY Anfossi, Pasquale Anger, Darol Anglebert, D. Angster József Anka, Paul Anonymous Antalffy-Zsiross Dezső Antognini, Ivo Anzaghi, Luigi Oreste Aperghis, Georges Apparailly, Yves Appermont, Bert APPICE, CARMINE Apple, Fiona Appleby, Amy Appleby, Amy & Pickow, Peter Appleman, Rich Arban, Jean-Baptiste Arcadelt, Jacob Arch, Gwyn Arch, Gwyn (arranger) Arctic Monkeys Arens, Barbara Arensky, Anton Ares, Rob Arkin, Eddie Arlen, H & Harburg, E.Y. Arlen, Harold Arlen, Harold & Ralph, Ford Armato, Ben Armer, Andy Armstrong, Craig Armstrong, Kit Armstrong, Lillian Hardin ARMSTRONG, LOUIS Arnaud, Jean-Michel Arnie, Berle ARNOLD, BILLY BOY Arnold, David Arnold, Jay Arnold, Malcolm Arodin, Sidney Aroutiounian, Alexandre Arrieu, Claude Arvanitas, Georges Ascher, Kenneth L. Ashcroft, Richard Ashford, Nickolas Ashman, H. & Menken, A. Ashman, Howard Ashton, Adrian Asturias, Rodrigo ATHLETE ATKINS, CHET Attaway, William Attwood, Thomas Aubert, Louis Aubry, René Auden, Wystan Hugh Auer, Leopold (Auer Lipót) Aulio, Maxime Auric, Georges Austrina Autry, Gene Autry, Gene & Haldeman, Oakley Avicii Axton, Hoyt Ayrton, Emmanuelle AZNAVOUR, CHARLES Azzaiolo, F. Aaronson, Sharon (arranged by) Abene, Michael (instrumentation by) Ábrahám Márta (edited by) Abraham, Gerald (edited by) Ács Lajos (transcribed by) Ádám Jenő (words by) Ádám Jenő (compiled and edited by) Ádám Jenő (edited by) Ádám Jenő (translated by) Adams, Greg (instrumentation by) Adams, Sally (edited by) Aderhold, Werner (edited by) Adler, Samuel (instrumentation by) Adrovitz István (arranged and fingering by) Adrovitz István (transcribed by) Adrovitz István (fingering and instrument technical signs by) Ady Endre (words by) Agay, Denes (edited by) Agócsy László (edited by) Agócsy László (the new edition was edited by) Agócsy László (edited by) Agócsy László (compiled by) Alberti, Irene (edited by) Albrecht, Sally K. (arranged by) Albrecht, Sally K. (words by) Alexander, Allan (arranged by) Alexander, Allan (edited by) Alexander, Dennis (arranged by) Alfassy, Leo (arranged by) Allen, Michael (instrumentation by) Allmend, Robert (instrumentation by) Allvood, Ralph (selected and edited by) Allvood, Ralph (edited by) Allwood, Peter (arranged by) Almási S. (words by) Althouse, Jay (edited by) Althouse, Jay (arranged by) Althouse, Jay (arranged by) Altmann, Wilhelm (edited by) Amano, Masamicz (instrumentation by) Amis, Kenneth (instrumentation by) Anders, Adam (instrumentation by) Anderson, Leroy (instrumentation by) Ansorge, Peter (edited by) Antonio Valentino (edited by) Áprily Lajos (words by) Aradi Péter (translated by) Arany János (words by) Arban, Jean-Baptiste (instrumentation by) Arch, Gwyn (arranged by) Arlen, Harold () Arma, Paul (transcribed and edited by) Armstrong, Mark (arranged by) Armstrong, Mark (edited by) Assmus, Thomas (edited by) Atovmian, Levon (arranged by) Azzolini, Sergio (edited by)