Não informado. (1973). Music, books on music and sound recordings. Library of Congress.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Music, Books on Music and Sound Recordings. Washington: Library of Congress, 1973.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Music, Books on Music and Sound Recordings. Library of Congress, 1973.
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