Helferich, W., & Winter, C. K. (2001). Food toxicology. Boca Raton: CRC Press.
Chicago Style aipamenaHelferich, William, và Carl K. Winter. Food Toxicology. Boca Raton: CRC Press, 2001.
MLA aipamenaHelferich, William, và Carl K. Winter. Food Toxicology. Boca Raton: CRC Press, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.