APA (7th ed.) Citation

Library of Congress. Copyright Office. (1932). Steps necessary to secure copyright registration in U.S. under Act of Mar. 4, 1909, as amended. U.S. GPO.

Chicago Style (17th ed.) Citation

Library of Congress. Copyright Office. Steps Necessary to Secure Copyright Registration in U.S. Under Act of Mar. 4, 1909, as Amended. Washington: U.S. GPO, 1932.

MLA (9th ed.) Citation

Library of Congress. Copyright Office. Steps Necessary to Secure Copyright Registration in U.S. Under Act of Mar. 4, 1909, as Amended. U.S. GPO, 1932.