Sigel, H. (1980). Carcinogenicity and metal ions. Marcel Dekker.
Chicago Style aipamenaSigel, Helmut. Carcinogenicity and Metal Ions. New York: Marcel Dekker, 1980.
MLA aipamenaSigel, Helmut. Carcinogenicity and Metal Ions. Marcel Dekker, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.