APA (7th ed.) Citation

Ellis, H. Studies in the Psychology of Sex, Volume 4 Sexual Selection In Man.

Chicago Style (17th ed.) Citation

Ellis, Havelock. Studies in the Psychology of Sex, Volume 4 Sexual Selection In Man.

MLA (9th ed.) Citation

Ellis, Havelock. Studies in the Psychology of Sex, Volume 4 Sexual Selection In Man.

Warning: These citations may not always be 100% accurate.