APA (7th ed.) Citation

Del Rey, L. (1966). The infinite worlds of maybe ([1st ed.].). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Del Rey, Lester. The Infinite Worlds of Maybe. [1st ed.]. New York: Holt, Rinehart and Winston, 1966.

MLA (9th ed.) Citation

Del Rey, Lester. The Infinite Worlds of Maybe. [1st ed.]. Holt, Rinehart and Winston, 1966.