000 nam a22 4500
082 _a627.4
_bS7f
_d2009
090 _c9510
_d9510
100 _aSubramanya, K.
245 _aFlow in open channels.
260 _aNew Delhi
_bMcGraw-Hill.
_c2009
942 _c22
999 _c9038
_d9038