00613nam a2200217 a 4500 20260717090955.0 260717s1977 ii 000 0 eng d 0408709227 eng 541.224 Cartmell, E. (Edward) Valency and molecular structure / Cartmell, E. (Edward) 4th London : Butterworth's, 1977. 341 p. : ill. ; 24 cm. Includes bibliographies and index. Valence (Theoretical chemistry) Molecular structure Fowles, G. W. A. BK 20617 20617 0 0 0 0 DC BKBCL BKBCL 1978-11-27 0 541.224 CAR 10628 2026-07-17 09:09:55 2026-07-17 BK