000 00331nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.79E+12
082 _a691
082 _bDUG
100 _a"Duggal, S.K.."
245 0 _aBuilding Materials
260 _aNew Delhi
260 _bNew Age
260 _c2003
300 _a535
999 _c47178
_d47178