00531nam a22001817a 450000500170000001000140001702000260003103500130005703700130007008200120008310000240009524500790011926000400019827000450023830000270028350000360031070000030034620100729134224.0  aENG-97315  a9788184840506c880.00  aEN-80848  bDBAD/PUB  a331.914  aTiwari, Ashok Kumar  aHydroelectricity, environment and quality of life /cby Ashok Kumar Tiwari  aNew DelhibRegal Publicationsc2010  aF-159, Rajouri GardenbNew Delhie110027  axiv, 226p.c22cm, (Hb)  aincludes bibliography and index