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*035  $a(EXLNZ-47BIBSYS_NETWORK)999614168744702201
*035  $a(NO-LaBS)14339116(bibid)
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*040  $aNO-OsNB$bnob$ekatreg
*1001 $aBarbier, Edward B.$0(NO-TrBIB)90137793$_16090900
*24510$aNatural resource degradation :$bpolicy, economics and management$cEdward B. Barbier
*260  $aLondon$bLondon Environmental Economics Centre$c1990
*300  $a13 s.
*4901 $aGatekeeper series / London Environmental Economics Centre$vno. LEEC 90-01
*830 0$aGatekeeper series (London Environmental Economics Centre)$vno. LEEC 90-01$w999301714384702201$_16091000
*901  $a80
*999  $aoai:nb.bibsys.no:999614168744702202$b2021-11-14T19:55:23Z$z999614168744702202
^