Gaya APA

Hill, J, W., M., I, H, J, W, I, F, D. (1997). Chemistry and life an introduction to general, organisc, and biological ì chemistry . New Jersey: .

Gaya MLA

Hill, John, W.., M., I., Hiil,, John, W., II., Feigl,, Dorithy. "Chemistry and life an introduction to general, organisc, and biological ì chemistry". New Jersey: , 1997. Text.