Gaya APA

Porth, C, M. (1986). Pathophysiology: Concepts of Altered Health States (2nd ed). Philadelphia: J.B. Lippincott.

Gaya MLA

Porth, Carol, Mattson. "Pathophysiology: Concepts of Altered Health States". 2nd ed Philadelphia: J.B. Lippincott, 1986. print.