Dyfyniad APA

Raine, T. R., Epstein, L. B., Harper, C. C., Brown, B. A., & Boyer, C. B. (2009). Attitudes Towards the Vaginal Ring and Transdermal Patch Among Adolescents and Young Women.

Dyfyniad Arddull Chicago

Raine, Tina R., Laura B. Epstein, Cynthia C. Harper, Beth A. Brown, and Cherrie B. Boyer. Attitudes Towards the Vaginal Ring and Transdermal Patch Among Adolescents and Young Women. 2009.

Dyfyniad MLA

Raine, Tina R., et al. Attitudes Towards the Vaginal Ring and Transdermal Patch Among Adolescents and Young Women. 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.