APA

Klaassen C. D., . (2001). Casarett and Doull´s toxicology. New York: McGraw Hill.

Chicago

Klaassen Curtis D, . 2001. Casarett and Doull´s toxicology. New York: McGraw Hill.

Harvard

Klaassen C. D., . (2001). Casarett and Doull´s toxicology. New York: McGraw Hill.

MLA

Klaassen Curtis D, . Casarett and Doull´s toxicology. New York: McGraw Hill. 2001.