Gaya APA

Understanding toxicology : chemicals, their benefits and risks / H. Bruno Schiefer, Donald G. Irvine, Shirley C. Buzik. (1997). : Boca Raton, CRC.

Gaya MLA

Understanding toxicology : chemicals, their benefits and risks / H. Bruno Schiefer, Donald G. Irvine, Shirley C. Buzik. . : Boca Raton, CRC, 1997. Text.