APA (7th ed.) Citation

Library of Congress. Copyright Office. (1933). Catalogue of copyright entries, new series, [part 1, group 1, Books, volume 30] no. 3; Mar., 1933. [s.n.].

Chicago Style (17th ed.) Citation

Library of Congress. Copyright Office. Catalogue of Copyright Entries, New Series, [part 1, Group 1, Books, Volume 30] No. 3; Mar., 1933. [Washington]: [s.n.], 1933.

MLA (9th ed.) Citation

Library of Congress. Copyright Office. Catalogue of Copyright Entries, New Series, [part 1, Group 1, Books, Volume 30] No. 3; Mar., 1933. [s.n.], 1933.