Gaya APA
Cunningham, F. Gary. (1995).
Obstetri williams (ed.18).
Jakarta:
EGC.
Gaya Chicago
Cunningham, F. Gary.
Obstetri williams.
ed.18
Jakarta:
EGC,
1995.
Text.
Gaya MLA
Cunningham, F. Gary.
Obstetri williams.
ed.18
Jakarta:
EGC,
1995.
Text.
Gaya Turabian
Cunningham, F. Gary.
Obstetri williams.
ed.18
Jakarta:
EGC,
1995.
Print.