Gaya APA
Cunningham, F, G. et al (2023).
Obstetri williams volume 2 = Williams obstetrics 25 th edition (Ed. 25).
Jakarta:
EGC.
Gaya MLA
Cunningham, F., Gary. et al.
"Obstetri williams volume 2 = Williams obstetrics 25 th edition".
Ed. 25
Jakarta:
EGC,
2023.
Text.