Cunningham, f. g. (2005). williams obstetrics 22 nd edition. McGraw-Hill Book Company.
Čikaški stil citiranja (17. izdanje)Cunningham, f. gary. Williams Obstetrics 22 Nd Edition. McGraw-Hill Book Company, 2005.
MLA način citiranja (9. izdanje)Cunningham, f. gary. Williams Obstetrics 22 Nd Edition. McGraw-Hill Book Company, 2005.
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