APA (7th ed.) Citation

Library of Congress. & Schwegmann, G. A. (1967). Newspapers on microfilm (6th ed.). Library of Congress.

Chicago Style (17th ed.) Citation

Library of Congress. and George A. Schwegmann. Newspapers on Microfilm. 6th ed. Washington: Library of Congress, 1967.

MLA (9th ed.) Citation

Library of Congress. and George A. Schwegmann. Newspapers on Microfilm. 6th ed. Library of Congress, 1967.

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