000 00288nam a2200133Ia 4500
008 230912s9999 xx 000 0 und d
100 _aDuggal, S.K
245 0 _aBuilding Materials
250 _aIV
260 _aNEW DELHI
260 _bNEW AGE
260 _c2012
300 _axviii,594
999 _c83431
_d83431