00397nam a22001337a 4500008004100000040005500041080002300096100001800119245003400137260004400171300001000215650001200225653002600237230609b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a626.85:338.532bK8  aAnsari, Nasim  aEconomics of irrigation rates  aBombay: bAsia Publishing House, c1968  a360p.  aScience  aEnvironmental science