APA (7e ed.) Bronvermelding

U. S. Library of Congress. Subject Cataloging Division, Gale Research Company, Library of Congress. Subject Cataloging Division, & Savage, H. (1973). Library of Congress Classification schedules, a cumulation of additions and changes, 1971-1972. Class M: Music and books on music. Gale Research Company.

Chicago (17e ed.) Bronvermelding

U. S. Library of Congress. Subject Cataloging Division, Gale Research Company, Library of Congress. Subject Cataloging Division, en Helen Savage. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class M: Music and Books on Music. Detroit, Michigan: Gale Research Company, 1973.

MLA (9e ed.) Bronvermelding

U. S. Library of Congress. Subject Cataloging Division, et al. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class M: Music and Books on Music. Gale Research Company, 1973.