Michels, Leo, A basic math approach to concepts of chemistry / Leo Michels - 6th ed. - x, 334 páginas : ilustraciones ; ISBN: 053426574X Subjects--Topical Terms: Quimica--Matematicas--Instruccion programada LC Class. No.: QD39.3M3 / M53 1996 Dewey Class. No.: 540/.1/51