Cita APA (7a ed.)

Library of Congress & Library of Congress. Public Affairs Office. (1972). Library of Congress Information Bulletin. The Library.

Cita Chicago Style (17a ed.)

Library of Congress y Library of Congress. Public Affairs Office. Library of Congress Information Bulletin. Washington, D.C.: The Library, 1972.

Cita MLA (9a ed.)

Library of Congress y Library of Congress. Public Affairs Office. Library of Congress Information Bulletin. The Library, 1972.