APA (7th ed.) Zitazioa
American journal of clinical and experimental obstetrics and gynecology [Am J Clin Exp Obstet Gynecol] NLMUID: 101635156.
Chicago Style (17th ed.) Zitazioa
American Journal of Clinical and Experimental Obstetrics and Gynecology [Am J Clin Exp Obstet Gynecol] NLMUID: 101635156.
MLA (9th ed.) Zitazioa
American Journal of Clinical and Experimental Obstetrics and Gynecology [Am J Clin Exp Obstet Gynecol] NLMUID: 101635156.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.