APA (7th ed.) Citation

Grissom, V. I. (1968). Gemini; a personal account of Man's venture into space. Macmillan.

Chicago Style (17th ed.) Citation

Grissom, Virgil I. Gemini; a Personal Account of Man's Venture into Space. New York: Macmillan, 1968.

MLA (9th ed.) Citation

Grissom, Virgil I. Gemini; a Personal Account of Man's Venture into Space. Macmillan, 1968.