Gaya APA

blackburn, S, T. (2007). MATERNAL, FETAL, & NEONATAL PHYSIOLOGY A CLINICAL PERSPECTIVE (THIRD EDITION). washington: Elsevier Saunders.

Gaya MLA

blackburn, Susan, Tucker. "MATERNAL, FETAL, & NEONATAL PHYSIOLOGY A CLINICAL PERSPECTIVE". THIRD EDITION washington: Elsevier Saunders, 2007. Text.