000 002660000a22001210004500
245 _aConcrete dams.
100 _aVarshney, R.S.
260 _aNew Delhi
_bOxford & IBH
_c1978
300 _ax, 486p.
080 _a627.8.012.4
_bV3
041 _aEN
942 _cBK
999 _c109192
_d109192