Petrucci, Ralph H. General Chemistry / Ralph H. Petrucci. - 6a - New York USA : Macmillan Publishing. - xx, 119 p. / 26 cm. Includes Index. ISBN: 0-02-394931-7 Subjects--Topical Terms: I. QUIMICA LC Class. No.: QD31.2 P498 1993 Dewey Class. No.: 540 P568q