Gaya APA

dkk, F, G, C. (2012). Obstetri Williams Volume 2 Edisi 23 (Vol. 2 Ed. 23). Jakarta: EGC.

Gaya MLA

dkk, F., Gary, Cunningham. "Obstetri Williams Volume 2 Edisi 23". Vol. 2 Ed. 23 Jakarta: EGC, 2012. Text.