000 00290nam a2200133Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c695
040 _aET
100 _aShetty , M.S.
245 0 _aConcrete Technology
260 _bS. Chand
_aNEW DELHI
500 _a59916
942 _cBK
999 _c65879
_d65879