Gaya APA

Cunningham, F, G. et al (2023). Obstetri williams volume 1 = Williams obstetrics 25 th edition (Ed. 25). Jakarta: EGC.

Gaya MLA

Cunningham, F., Gary. et al. "Obstetri williams volume 1 = Williams obstetrics 25 th edition". Ed. 25 Jakarta: EGC, 2023. Text.