Campbell, J. Arthur Why do chemical reactions occur? [By] J. Arthur Campbell. - Englewood Cliffs, N.J. Prentice-Hall [1965] - viii, 117 p. illus. 23 cm. - Foundations of modern chemistry series . LCCN: 65012337 //r90 Subjects--Topical Terms: Chemical reaction, Conditions and laws of. LC Class. No.: QD501 / .C35 Dewey Class. No.: 541.39