APA (7th ed.) Citation

Welch, K. (2011). Think human sexuality. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Welch, Kelly. Think Human Sexuality. Boston: Allyn and Bacon, 2011.

MLA (9th ed.) Citation

Welch, Kelly. Think Human Sexuality. Allyn and Bacon, 2011.

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