00385nam a2200181 4500 20150420084458.0 000 000 000 UOEL QD469 .C6 Coulson, C. A. Valence / C. A. Coulson Oxford : Clarendon Press, c1952. vii, 338 p. : ill. Valence lcc LL 5578 5578 0 0 lcc 0 0 UOE UOE GEN 2015-04-20 1 QD469 .C6 10039161 2026-04-27 12:12:18 2018-12-07 10039161 2015-04-20 LL