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*1001 $aBergmann, Hellmuth$0(NO-TrBIB)3041580$_49771200
*24510$aGuide to the economic evaluation of irrigation projects$cby Hellmuth Bergmann and Jean-Marc Boussard
*250  $aRev. version
*260  $aParis$bOrganisation for Economic Co-operation and Development$c1976
*300  $a257 s.$bill.
*7001 $aBoussard, Jean-Marc$0(NO-TrBIB)90741519$_23570400
*7102 $aOECD$0(NO-TrBIB)90051681$_10175000
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