Gaya APA
Baston, H., Hall, J.
(2011).
Midwifery Essentials: persalinan volume 3
.
JAKARTA:
EGC.
Gaya MLA
Baston, Helen., Hall, Jennifer.
"Midwifery Essentials: persalinan volume 3".
JAKARTA:
EGC,
2011.
Text.