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035   $aPRUMB66123$9ExL
040   $aDUSS - Diploma Universitario in Servizio Sociale$bita
100 1 $aKeegan, Desmond$0527853
245 10$aPrincipi di istruzione a distanza /$cDesmond Keegan
260   $aScandicci (Fi) :$bLa nuova Italia
300   $aXXII, 217 p. ;$c24 cm.
650  4$aIstruzione a distanza
907   $a.b11871738$b12-10-12$c03-01-03
912   $a991003836369707536
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996   $aFoundations of distance education$91514325
997   $aUNISALENTO
998   $ale021$b01-01-02$cm$da  $e-$fita$git $h0$i1