Gaya APA
Cunningham, F, G., Gant, N, F.
(-).
Obstetri Williams Volume 2
(
cat 1 ed 21 vol 2)
.
Jakarta:
EGC.
Gaya MLA
Cunningham, F., Gary., Gant, Norman, F..
"Obstetri Williams Volume 2".
cat 1 ed 21 vol 2
Jakarta:
EGC,
-.
Text.