00418nam a22001577a 45000050016000000100015000160200011000310350013000420370013000550820012000681000019000802450062000992600046001612700034002073000019002412010081409199.0  aENG-100561  c180.00  aEN-84094  bDBAD/PUB  a628.112  aChoudhary,U K   aThe Five theories of river management /cby U K Choudhary  aVaranasibThe Ganga Research Centrec2008  aI T  B H U bVaranasie221005  a32pc21cm(pbk)