000 00319nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c150/-
040 _aET
100 _aSINGH GURUCHARAN
245 0 _aBUILDING MATERIALS
260 _bSTANDRED PUB.
_aNEW DELHI
300 _a378
500 _a31008
942 _cBK
999 _c37023
_d37023