Gaya APA
...(et.al), F, G, C.
(2005).
Obstetri Williams Volume 1
(
Edisi 21 Vol. 1)
.
Jakarta:
EGC.
Gaya MLA
...(et.al), F., Gary, Cunningham.
"Obstetri Williams Volume 1".
Edisi 21 Vol. 1
Jakarta:
EGC,
2005.
Text.