APA (7th ed.) Citation

Library of Congress. (1938). Cooperative work of Card Division, Union Catalog, Cooperative Cataloging and Classification Service, and A. L. A. Cooperative Cataloging Committee. [s.n.].

Chicago Style (17th ed.) Citation

Library of Congress. Cooperative Work of Card Division, Union Catalog, Cooperative Cataloging and Classification Service, and A. L. A. Cooperative Cataloging Committee. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

Library of Congress. Cooperative Work of Card Division, Union Catalog, Cooperative Cataloging and Classification Service, and A. L. A. Cooperative Cataloging Committee. [s.n.], 1938.