APA (7th ed.) Citation

Van Vogt, A. E. (1952). The weapon makers. Greenberg.

Chicago Style (17th ed.) Citation

Van Vogt, A. E. The Weapon Makers. New York: Greenberg, 1952.

MLA (9th ed.) Citation

Van Vogt, A. E. The Weapon Makers. Greenberg, 1952.