Gaya APA

Lowdermilk, D, L., BOBAK, I, M. (). Buku Ajar Keperawatan Maternitas (Ed. IV). : EGC.

Gaya MLA

Lowdermilk, Deitra, Leonard., BOBAK, Irene, M.. "Buku Ajar Keperawatan Maternitas". Ed. IV : EGC, . Text.