Gaya APA
mochtar, R., lutan, D. (1998).
sinopsis obstetri ; obstetri operatif, obstetri sosial jilid 2 (ed.2).
jakarta:
EGC.
Gaya MLA
mochtar, Rustam., lutan, Delfi.
"sinopsis obstetri ; obstetri operatif, obstetri sosial jilid 2".
ed.2
jakarta:
EGC,
1998.
Text.