000 00281nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624
100 _aVazirani V N
245 0 _aConcrete Structures Volume-IV
250 _a10
260 _bKhanna Publishers
_c1981
942 _cBK
999 _c31350
_d31350