Etiqueta de registo: 00058cx a22000373 45
001 564381
100 ## $a19990101apory0103 ba0
152 ## $aRPC
200 #1 $aGeorge,$bGerald
801 #0 $aPT$bBN
810 ## $a"Difficult choices" : how can scholars help save endangered research resources?
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