Gaya APA
norwitz, E.
(2008).
At a Glance Obstetri dan Ginekologi
(
2)
.
[s.i.]:
erlangga medical series.
Gaya MLA
norwitz, Errol.
"At a Glance Obstetri dan Ginekologi".
2
[s.i.]:
erlangga medical series,
2008.
Text.