Gaya APA

Andolsek, K, M. (1990). Obstetric Care: Standards of Prenatal, Intrapartum, and Postpartum Management . USA: Lea & Febiger.

Gaya MLA

Andolsek, Kathryn, M.. "Obstetric Care: Standards of Prenatal, Intrapartum, and Postpartum Management". USA: Lea & Febiger, 1990. Text.