Withdrawal Method of Birth Control: Teen Version: References

Jones RK, Fennell J, Higgins JA, Blanchard K, Better than nothing or savvy risk-reduction practice? The importance of withdrawal. Contraception. 2009; 79(6): 407-410.

Hatcher RA, Trussell J, Nelson AL, Cates W, Stewart F. (2007) Contraceptive Technology, 19th Edition, Ardent Media Inc, NY, NY.

"Birth Control." Planned Parenthood. Web. 26 Mar. 2010. <http://www.plannedparenthood.org/health-topics/birth-control-4211.htm>.