Gaya APA

Lowdermilk, D, L. et al (1994). Maternity Nursing (Ed. 4 - ). Riau: Mosby _2.

Gaya MLA

Lowdermilk, Deitra, Leonard. et al. "Maternity Nursing". Ed. 4 - Riau: Mosby _2, 1994. Buku Teks.