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			_c94442 _d94442