Gaya APA

Brown;, T, L., Jr;, H, E, L. (2009). Chemistry The Central Science (ed.11). upple saddle river: Prentice Hall,.

Gaya MLA

Brown;, Theodore, L.., Jr;, H., Eugene, LeMay,. "Chemistry The Central Science". ed.11 upple saddle river: Prentice Hall,, 2009. Text.