000 00368nam a2200145Ia 4500
005 20250822091820.0
020 _a9789552312335
082 _a547 WIM
100 _aWimalasena,Sukumal
_9706
245 0 _aChemistry of Conjugated Dienes and Benzenoid Compounds-Unit -V
260 _aOpen University
_bColombo
_c2010
300 _a170p
650 _achemistry
942 _cBK
999 _c4330
_d4330