APA (7th ed.) Citation

Bullough, V. L., & Bullough, B. (1993). Cross dressing, sex, and gender. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

Bullough, Vern L., and Bonnie Bullough. Cross Dressing, Sex, and Gender. Philadelphia: University of Pennsylvania Press, 1993.

MLA (9th ed.) Citation

Bullough, Vern L., and Bonnie Bullough. Cross Dressing, Sex, and Gender. University of Pennsylvania Press, 1993.