000 00338 a2200121 4500
020 _a8189161474
082 _a333.9115 SIN
100 _aSingh, A. K.
245 _aEnvironment and Water Resource Management
_cA. K. Singh
250 _a1st ed.
260 _aDelhi :
_bAdhyayan Publishers and Distributers
_c2006
300 _a324p. :
_c23 cm
650 _aWater Management
999 _c322
_d322