APA (7th ed.) Citation

Laumer, K. (1971). Retief of the CDT ([1st ed.].). Pocket Books.

Chicago Style (17th ed.) Citation

Laumer, Keith. Retief of the CDT. [1st ed.]. New York: Pocket Books, 1971.

MLA (9th ed.) Citation

Laumer, Keith. Retief of the CDT. [1st ed.]. Pocket Books, 1971.