APA Style
GARY, C, ., A, F.
(2006).
Obstetri Williams Edisi 21, Vol. I
(
21)
.
Jakarta:
EGC.
MLA Style
GARY, CUNNINGHAM, ...(ET, AL),, F..
"Obstetri Williams Edisi 21, Vol. I".
21
Jakarta:
EGC,
2006.
Text.