APA (7th ed.) Citation

Associated Press & Barbour, J. A. (1969). Footprints on the moon. [publisher not identified].

Chicago Style (17th ed.) Citation

Associated Press and John Andrews Barbour. Footprints on the Moon. [New York]: [publisher not identified], 1969.

MLA (9th ed.) Citation

Associated Press and John Andrews Barbour. Footprints on the Moon. [publisher not identified], 1969.