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*019  $bl
*020  $a9231021087
*035  $a(EXLNZ-47BIBSYS_NETWORK)990229147224702201
*035  $a(NO-LaBS)14228640(bibid)
*035  $a(NO-TrBIB)022914722
*035  $a022914722-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*24500$aTeaching the systems approach to water resources development :$ba state-of-the-art report$cby L.J. Mostertman
*260  $aParis$bUnesco$c1983
*300  $a20 s.
*4901 $aTechnical papers in hydrology$v25
*500  $aOver tittelen: A contribution to the International Hydrological Programme.
*830 0$aTechnical papers in hydrology$v25$_81524500
*901  $a80
*999  $aoai:nb.bibsys.no:990229147224702202$b2021-11-14T20:54:31Z$z990229147224702202
^