Simon, L. (2006). Human sexuality second edition. Sinauer Associates.
Lua i Stíl Chicago (17ú heag.)Simon, LeVay. Human Sexuality Second Edition. Sinauer Associates, 2006.
Lua MLA (8ú heag.)Simon, LeVay. Human Sexuality Second Edition. Sinauer Associates, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.