Gaya APA

Ladewig, P, W. et al (1998). Maternal- Newborn Nursing Care Ed. 4 (4). California: Addison Wesley Longman.

Gaya MLA

Ladewig, Patricia, Wieland. et al. "Maternal- Newborn Nursing Care Ed. 4". 4 California: Addison Wesley Longman, 1998. Text.