Gaya APA

Lowdermilk, D, L., PERRY, S, E. (2013). Keperawatan maternitas buku 1 (Ed. 8). Singapore: Elsevier.

Gaya MLA

Lowdermilk, Deitra, Leonard., PERRY, Shannon, E. "Keperawatan maternitas buku 1". Ed. 8 Singapore: Elsevier, 2013. Text.