APA (7th ed.) Citation

Library of Congress. (1934). Certain objects of interest to visitors, [Library of Congress] 1934. [s.n.].

Chicago Style (17th ed.) Citation

Library of Congress. Certain Objects of Interest to Visitors, [Library of Congress] 1934. [Washington]: [s.n.], 1934.

MLA (9th ed.) Citation

Library of Congress. Certain Objects of Interest to Visitors, [Library of Congress] 1934. [s.n.], 1934.