000 00335nam a2200133Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aAudrey L Companion
245 0 _aChemical Bonding
250 _a1st Ed.
260 _bTata Mcgraw Hill Publishing Company Ltd
_c1980
300 _a179
650 _aChemistry-Chemistry
942 _cBK
999 _c2161
_d2161