000 00293nam a2200133Ia 4500
008 220901s2012 xx 000 0 eng d
082 _a624.18 GAM
100 _aGambhir, M.L
245 0 _aBuilding Materials
250 _a2
260 _b TMH
_c2012
_aDelhi
300 _a633
942 _2ddc
_cBK
999 _c1012
_d1012