Masterton, William L., 1927- Chemical principles / [electronic resource] / William L. Masterton, Emil J. Slowinski, Conrad L. Stanitski.. — 5th ed.. — Philadelphia : : Saunders College Pub.,, c1981.. — x, 641, [67] p., [16] p. of plates : : ill. (some col.) ; 26 cm. — (Saunders golden sunburst series).