Gaya APA

dkk, M, H. (2012). Fundamentals of Pharmacognosy and Phytotherapy, 2nd Ed. (2nd Ed.). : Elsevier.

Gaya MLA

dkk, Michael, Heinrich,. "Fundamentals of Pharmacognosy and Phytotherapy, 2nd Ed.". 2nd Ed. : Elsevier, 2012. Text.