U. S. Library of Congress. Subject Cataloging Division & United States Library of Congress. Music Division. Classification. Class M, Music. (1957). Classification. Class M: Music and books on music (2nd ed., with supplementary pages.). s.n.
Citace podle Chicago (17th ed.)U. S. Library of Congress. Subject Cataloging Division a Music United States Library of Congress. Music Division. Classification. Class M. Classification. Class M: Music and Books on Music. 2nd ed., with supplementary pages. Washington: s.n, 1957.
Citace podle MLA (9th ed.)U. S. Library of Congress. Subject Cataloging Division a Music United States Library of Congress. Music Division. Classification. Class M. Classification. Class M: Music and Books on Music. 2nd ed., with supplementary pages. s.n, 1957.