Gaya APA

Williams gynecology, 2nd ed.. (2012). : .

Gaya Chicago

Williams gynecology, 2nd ed.. 2nd ed.. : , 2012. Text.

Gaya MLA

Williams gynecology, 2nd ed.. 2nd ed.. : , 2012. Text.

Gaya Turabian

Williams gynecology, 2nd ed.. : , 2012. Print.