Dyfyniad APA

Levine, S. (1963). Appointment in the sky: The story of project Gemini. New York: Walker and Company.

Dyfyniad Arddull Chicago

Levine, Sol. Appointment in the Sky: The Story of Project Gemini. New York: Walker and Company, 1963.

Dyfyniad MLA

Levine, Sol. Appointment in the Sky: The Story of Project Gemini. New York: Walker and Company, 1963.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.