Gaya APA

Cunningham, ., dkk, F, G, ,. (2022). Obstetri Williams volume 1 (Ed.25, Cetakan 2023). Jakarta: EGC.

Gaya MLA

Cunningham, ., dkk, F., Gary, ,. "Obstetri Williams volume 1". Ed.25, Cetakan 2023 Jakarta: EGC, 2022. Text.