Cita APA (7a ed.)

Schiefer, H. B. (1997). Understanding toxicology chemicals, their benefit and risksH. Bruno Schiefer, Donald G. Irvine, Shirley C. Buzik. CRC.

Cita Chicago Style (17a ed.)

Schiefer, H. Bruno. Understanding Toxicology Chemicals, Their Benefit and RisksH. Bruno Schiefer, Donald G. Irvine, Shirley C. Buzik. CRC, 1997.

Cita MLA (8a ed.)

Schiefer, H. Bruno. Understanding Toxicology Chemicals, Their Benefit and RisksH. Bruno Schiefer, Donald G. Irvine, Shirley C. Buzik. CRC, 1997.