Valency and molecular structure [by] E. Cartmell and G.W.A. Fowles. Molecular structure. Cartmell, E. (Edward) Fowles, G. W. A. (Gerald Wilfred Albert), author. Valence (Theoretical chemistry) Molecular structure. QD469 .C3 1966 541.383 19 CAV Includes bibliographies. London, Butterworths, 1966. 1966. 1966 Text 341 p. : eng