Gaya APA

Klaassen, C, D. (2019). Casarett and Doull’s TOXICOLOGY The Basic Science of Poisons Ninth Edition . : McGraw-Hill Education.

Gaya MLA

Klaassen, Curtis, D.. "Casarett and Doull’s TOXICOLOGY The Basic Science of Poisons Ninth Edition". : McGraw-Hill Education, 2019. Text.