Gaya APA

dkk, F, G, C. (2005). Obstetri Williams Volume 1 Edisi 21 (Vol. 1 Ed. 21). Jakarta: EGC.

Gaya MLA

dkk, F., Gary, Cunningham. "Obstetri Williams Volume 1 Edisi 21". Vol. 1 Ed. 21 Jakarta: EGC, 2005. Text.