Gaya APA

Petrucci;, R, H. et al (2007). General Chemistry Priciples & Modern Applications (ed.9). Upper Saddle River: PRENTINCE HALL.

Gaya MLA

Petrucci;, Ralph, H.. et al. "General Chemistry Priciples & Modern Applications". ed.9 Upper Saddle River: PRENTINCE HALL, 2007. Text.