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*1001 $aBarrett, Scott$0(NO-TrBIB)90694317$_51478000
*24510$aOptimal soil conservation and the reform of agricultural pricing policies$cScott Barrett
*260  $aLondon$bIIED/UCL London Environmental Economics Centre$c1989
*300  $a27 s.$bdiagr.
*4901 $aLEEC paper$v89-08
*653  $ajordbruk$alandbruk$autviklingsland$_116258000
*830 0$aDiscussion paper (London Environmental Economics Centre)$v89-08$w999318997964702201$_29790800
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*999  $aoai:nb.bibsys.no:999413205104702202$b2021-11-14T20:59:04Z$z999413205104702202
^