Gaya APA
Sofian, A. (2011).
Rustam mochtar 2 Sinopsis obstetri : sinopsis obstetri, obstetri sosial (Ed.3).
Jakarta:
EGC.
Gaya MLA
Sofian, Amru.
"Rustam mochtar 2 Sinopsis obstetri : sinopsis obstetri, obstetri sosial".
Ed.3
Jakarta:
EGC,
2011.
Text.