CARTMELL, E. Fowles, G.W.A. Valency and molecular structure /[by] E.Cartmell, G.W.A,Fowles - 4th ed. - London ELBS/Butterworths 1979 - 341 p. Includes references and index. ISBN: 408709227 Subjects--Topical Terms: Molecules ; Quantum theory ; Chemical bonds Dewey Class. No.: 541.22 / CAR