APA (7th ed.) Citation

Library of Congress. Copyright Office. U.S. Copyright Renewals, 1971 July - December.

Chicago Style (17th ed.) Citation

Library of Congress. Copyright Office. U.S. Copyright Renewals, 1971 July - December.

MLA (9th ed.) Citation

Library of Congress. Copyright Office. U.S. Copyright Renewals, 1971 July - December.

Warning: These citations may not always be 100% accurate.