Gaya APA

Baston, H., Hall, J. (2011). Midwifery Essentials : Persalinan (Book Sample) (vol.3). Jakarta: EGC.

Gaya MLA

Baston, Helen., Hall, Jennifer. "Midwifery Essentials : Persalinan (Book Sample)". vol.3 Jakarta: EGC, 2011. Text.