000 00282nam a2200121Ia 4500
008 200701s1982 xx 000 0 eng d
100 _aM.S Shetty
245 0 _aConcreate Technology theory & practice
250 _a1st
260 _bS CHAND
_c1982
300 _a624
942 _2ddc
_cGE
999 _c2904
_d2904