Gaya APA
Tracy, T, S., PharmD, R, L, K. (2007).
Herbal Product : Toxicology and Clinical Pharmacology [E-Book] (2nd Ed.).
New Jersey:
Humana Press.
Gaya MLA
Tracy, Timothy, S.., PharmD, Richard, L., Kingston,.
"Herbal Product : Toxicology and Clinical Pharmacology [E-Book]".
2nd Ed.
New Jersey:
Humana Press,
2007.
Electronic Resource.