TYNER, KATHY EXPLORING CHEMISTRY: IN TODAYS - WORLDS / TYNER, KATHY - [S.N] : W.M.C.BROWNN PUBLISERS ، 1993 - 360 P Subjects--Topical Terms: CHEMICAL BONDSCHEMISTRYORGANIC CHEMISTRYLABORATORY EQUIPMENT Dewey Class. No.: 542.1 / T E