Gaya APA
Cunningham, F, G. (2004).
[WilliamsObstetrics .Bahasa Indonesia] Obstetri Williams (21th. Ed).
Jakarta:
EGC.
Gaya MLA
Cunningham, F., Gary...[et.al].
"[WilliamsObstetrics .Bahasa Indonesia] Obstetri Williams".
21th. Ed
Jakarta:
EGC,
2004.
Text.