APA (7th ed.) Citation

Watkins, B. (2006). Apollo moon missions: The unsung heroes. Praeger.

Chicago Style (17th ed.) Citation

Watkins, Billy. Apollo Moon Missions: The Unsung Heroes. Westport, Conn.: Praeger, 2006.

MLA (9th ed.) Citation

Watkins, Billy. Apollo Moon Missions: The Unsung Heroes. Praeger, 2006.

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