APA (7th ed.) Citation

Spencer, D. D. (1975). Game playing with computers (2nd revised ed.). Hayden Books.

Chicago Style (17th ed.) Citation

Spencer, Donald D. Game Playing with Computers. 2nd revised ed. Rochelle Park: Hayden Books, 1975.

MLA (9th ed.) Citation

Spencer, Donald D. Game Playing with Computers. 2nd revised ed. Hayden Books, 1975.