APA aipamena

Berek, J. (2013). Berek y Novak Ginecologia (15. ed.). Wolters Kluwer.

Chicago Style aipamena

Berek, Jonathan. Berek Y Novak Ginecologia. 15. ed. Philapelphia: Wolters Kluwer, 2013.

MLA aipamena

Berek, Jonathan. Berek Y Novak Ginecologia. 15. ed. Wolters Kluwer, 2013.