00452nam a22001217a 4500008004100000020001800041040005500059080002200114245011100136260005700247300001000304650001600314230622b        |||||||| |||| 00| 0 eng d  a0-7277-0097-9  aNational Science LibrarycNational Science Library  a627.12(082.2)bM0  aWater resources: bA changing strategy ?c/ Proceedings of the conference held in London 2-5 October, 1979  aLondon: bThe Institution of Civil Engineers, c1980  a214p.  aProceedings