Gaya APA

Gordon, J, D., Rydfors, J. (2001). Obstetrics gynecology and Infertility : Handbook for clinicians 6th Edition (6). Arlington: Srub Hill Press.

Gaya MLA

Gordon, John, David., Rydfors, Jan. "Obstetrics gynecology and Infertility : Handbook for clinicians 6th Edition". 6 Arlington: Srub Hill Press, 2001. Text.