APA (7th ed.) Citation

Keyes, K. (1985). The hundredth monkey (2nd ed. (also called 10th printing, 1985).). Vision Books.

Chicago Style (17th ed.) Citation

Keyes, Ken. The Hundredth Monkey. 2nd ed. (also called 10th printing, 1985). Coos Bay, Or.: Vision Books, 1985.

MLA (9th ed.) Citation

Keyes, Ken. The Hundredth Monkey. 2nd ed. (also called 10th printing, 1985). Vision Books, 1985.