APA (7th ed.) Citation

Ley, W. (1968). Rockets, missiles, and men in space (1. publ.). Voking Pr.

Chicago Style (17th ed.) Citation

Ley, Willy. Rockets, Missiles, and Men in Space. 1. publ. New York: Voking Pr, 1968.

MLA (9th ed.) Citation

Ley, Willy. Rockets, Missiles, and Men in Space. 1. publ. Voking Pr, 1968.

Warning: These citations may not always be 100% accurate.