Sorum, C. H. 1899- How to solve general chemistry problems / [by] C. H. Sorum. - 4th ed. - Englewood Cliffs, N.J.: Prentice-Hall, 1969 - viii, 320 p.: illus.; 22 cm. Subjects--Topical Terms: Chemistry--Problems, exercises, etc. Dewey Class. No.: 540.76 / SOH 1969