APA (7th ed.) Citation

Library of Congress. Subject Cataloging Division, Library of Congress Subject Cataloging Division, & Gale Research Company. (1973). Library of Congress Classification schedules, a cumulation of additions and changes, 1971-1972. Class B, part I, B-BJ: Philosophy. Gale Research Company.

Chicago Style (17th ed.) Citation

Library of Congress. Subject Cataloging Division, Library of Congress Subject Cataloging Division, and Gale Research Company. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class B, Part I, B-BJ: Philosophy. Detroit, Michigan: Gale Research Company, 1973.

MLA (9th ed.) Citation

Library of Congress. Subject Cataloging Division, et al. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class B, Part I, B-BJ: Philosophy. Gale Research Company, 1973.