000 002800000a22001330004500
245 _aPrinciples of hydrology
100 _aWard, R.C.
250 _a2d ed.
260 _aLondon
_bMcGraw Hill
_c1975
300 _a367 p.
080 _a551.48
_bW3
041 _aEN
942 _cBK
999 _c101939
_d101939