Spangenburg, R. (2002). Onboard the space shuttle. Franklin Watts.
Cita Chicago (17th ed.)Spangenburg, Ray. Onboard the Space Shuttle. New York: Franklin Watts, 2002.
Cita MLA (9th ed.)Spangenburg, Ray. Onboard the Space Shuttle. Franklin Watts, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.