Kolb, Doris K. Chemistry for changing times Kolb, Doris K. - Singapore : Pearson Education Asia Pte. Ltd., c2007. - xxxi, (various paging) : illustration ; 24 cm. ISBN: 13-978-981-06-9808-9. Subjects--Topical Terms: Dewey Class. No.: Circ. 540 H646 2007