000 00324nam a2200145Ia 4500
008 211209s2019 xx 000 0 und d
020 _a9788120350915
041 _aeng
082 _a624.18 VAR
100 _aVARGHESE P C
245 _aBUILDING MATERIALS
250 _a2ND EDN ed.
260 _bPHI
_c2019
300 _a283
999 _c94439
_d94439