Carbonium ions : an introduction / by D. Bethell and V. Gold. Bethell, D. (Donald) Gold, Victor, joint author. Carbonium ions. QD305.C3 B4 1967 547.1372 BEC Includes index. Bibliography: p. [306]-347. London ; New York : Academic Press, c1967. c1967. 1967 Text xii, 387 p. : eng