APA (7th ed.) Citation

Siddiqi, A. A. (2000). Challenge to Apollo: The Soviet Union and the space race, 1945-1974. NASA History Division, Office of Policy and Plans.

Chicago Style (17th ed.) Citation

Siddiqi, Asif A. Challenge to Apollo: The Soviet Union and the Space Race, 1945-1974. Washington, DC: NASA History Division, Office of Policy and Plans, 2000.

MLA (9th ed.) Citation

Siddiqi, Asif A. Challenge to Apollo: The Soviet Union and the Space Race, 1945-1974. NASA History Division, Office of Policy and Plans, 2000.