Gaya APA

Blackburn, S, T. (2007). Maternal, Fetal, & Neonatal Physiology : A Clinical Perspective (3). St. Louis Missouri: Saunders Elsevier.

Gaya MLA

Blackburn, Susan, Tucker. "Maternal, Fetal, & Neonatal Physiology : A Clinical Perspective". 3 St. Louis Missouri: Saunders Elsevier, 2007. Text.