Merkoša sitáhtat

APA-čujuhus (7. p.)
Crosby, D. G. (1998). Environmental toxicology and chemistry. Oxford University Press.
Chicago-čujuhus (17. p.)
Crosby, Donald G. Environmental Toxicology and Chemistry. New York: Oxford University Press, 1998.
MLA-čujuhus (9. p.)
Crosby, Donald G. Environmental Toxicology and Chemistry. Oxford University Press, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.