Gaya APA

Klaassem, C., B., W, I, J. (2010). Casarett & Doull's : essential of Toxicology, second edition . China: .

Gaya MLA

Klaassem, Curtis.., B., Watkinss, III,, John. "Casarett & Doull's : essential of Toxicology, second edition". China: , 2010. Text.