Gaya APA
Sofian, A. (2011).
Rustam Mochtar Sinopsis Obstetri : Obstetri Operatif Obstetri Sosial Jilid 2 (Edisi 2).
Jakarta:
EGC.
Gaya MLA
Sofian, Amru.
"Rustam Mochtar Sinopsis Obstetri : Obstetri Operatif Obstetri Sosial Jilid 2".
Edisi 2
Jakarta:
EGC,
2011.
Text.