APA način citiranja

Hariri, S., Markowitz, L. E., Dunne, E. F., & Unger, E. R. (2013). Population Impact of HPV Vaccines: Summary of Early Evidence. J Adolesc Health.

Čikaški stil citiranja

Hariri, Susan, Lauri E. Markowitz, Eileen F. Dunne, i Elizabeth R. Unger. "Population Impact of HPV Vaccines: Summary of Early Evidence." J Adolesc Health 2013.

MLA način citiranja

Hariri, Susan, Lauri E. Markowitz, Eileen F. Dunne, i Elizabeth R. Unger. "Population Impact of HPV Vaccines: Summary of Early Evidence." J Adolesc Health 2013.