APA (7th ed.) Citation

United States. National Aeronautics and Space Administration. Office of External Relations, Rumerman, J. A., Gamble, C., & Okolski, G. (2007). Human spaceflight: A record of achievement, 1961-2006. NASA History Division, Office of External Relations.

Chicago Style (17th ed.) Citation

United States. National Aeronautics and Space Administration. Office of External Relations, Judy A. Rumerman, Chris Gamble, and Gabriel Okolski. Human Spaceflight: A Record of Achievement, 1961-2006. Washington, DC: NASA History Division, Office of External Relations, 2007.

MLA (9th ed.) Citation

United States. National Aeronautics and Space Administration. Office of External Relations, et al. Human Spaceflight: A Record of Achievement, 1961-2006. NASA History Division, Office of External Relations, 2007.