Gaya APA

HALL, H, B, J. (2014). MIDWIFERY ESSENTIAL : POSTNATAL.-- VOL. 4 . YOGYAKARTA: EGC.

Gaya MLA

HALL, HELEN, BASTON;, JENNIFER. "MIDWIFERY ESSENTIAL : POSTNATAL.-- VOL. 4". YOGYAKARTA: EGC, 2014. Text.