APA (7th ed.) Citation

Gordon, S., & Smith, F. C. (1974). Girls are girls and boys are boys: So what's the difference? John Day Co..

Chicago Style (17th ed.) Citation

Gordon, Sol, and Frank Charles Smith. Girls Are Girls and Boys Are Boys: So What's the Difference? New York: John Day Co., 1974.

MLA (9th ed.) Citation

Gordon, Sol, and Frank Charles Smith. Girls Are Girls and Boys Are Boys: So What's the Difference? John Day Co., 1974.