APA (7th ed.) Citation

Gamow, G. (1947). One two three...infinity: Facts and speculations of science (1a. ed.). Mentor Books.

Chicago Style (17th ed.) Citation

Gamow, George. One Two Three...infinity: Facts and Speculations of Science. 1a. ed. Nueva York: Mentor Books, 1947.

MLA (9th ed.) Citation

Gamow, George. One Two Three...infinity: Facts and Speculations of Science. 1a. ed. Mentor Books, 1947.