Lefkowitz, E. S., & Vasilenko, S. A. (2014). Positive and negative outcomes of sexual behaviors. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Lefkowitz, Eva S., agus Sara A. Vasilenko. Positive and Negative Outcomes of Sexual Behaviors. San Francisco, California: Jossey-Bass, 2014.
Lua MLA (9ú heag.)Lefkowitz, Eva S., agus Sara A. Vasilenko. Positive and Negative Outcomes of Sexual Behaviors. Jossey-Bass, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.