Gaya APA

HALL;, H, B, J. (2014). MIDWIFERY ESSENTIAL : ANTENATAL .-- VOL. 2 . YOGYAKARTA: EGC.

Gaya MLA

HALL;, HELEN, BASTON;, JENNIFER. "MIDWIFERY ESSENTIAL : ANTENATAL .-- VOL. 2". YOGYAKARTA: EGC, 2014. Text.