APA (7th ed.) Citation

Library of Congress. (1979). National preservation report. Library of Congress.

Chicago Style (17th ed.) Citation

Library of Congress. National Preservation Report. [Washington, D.C.]: Library of Congress, 1979.

MLA (8th ed.) Citation

Library of Congress. National Preservation Report. Library of Congress, 1979.

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