Gaya APA
Mochtar, R., Lutan, D. (1998).
Sinopsis Obstetri : obstetri operatif, obstetri sosial, Jilid 2 .
Jakarta:
EGC.
Gaya MLA
Mochtar, Rustam., Lutan, Delfi.
"Sinopsis Obstetri : obstetri operatif, obstetri sosial, Jilid 2".
Jakarta:
EGC,
1998.
Text.