000 00297nam a2200133Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c180
040 _aET
100 _aSingh , Birinder
245 0 _aConcrete Technology
260 _bKaption Pub.
_aNEW DELHI
500 _a59937
942 _cBK
999 _c65900
_d65900