APA (7th ed.) Citation

Van Vogt, A. E., & Hull, E. M. (1965). Planets for sale. Book Company of America.

Chicago Style (17th ed.) Citation

Van Vogt, A. E., and E. Mayne Hull. Planets for Sale. Beverly Hills, Calif.: Book Company of America, 1965.

MLA (9th ed.) Citation

Van Vogt, A. E., and E. Mayne Hull. Planets for Sale. Book Company of America, 1965.