Timberlake, Karen. Chemistry : an introduction to general, organic, and biological chemistry / Karen C. Timberlake. - 5th ed. - New York, N.Y. : HarperCollins Publishers, c1992. - xv, 761 p. : ill. (some col.) ; 26 cm. - 540 . Includes index. ISBN: 0060466960 Subjects--Topical Terms: Chemistry. Dewey Class. No.: 540