00893nam0-22003011i-450-990000077190403321000007719FED01000007719(Aleph)000007719FED0100000771920011111d--------km-y0itay50------baitay-------001yyNotes on the operation of specialised information centresJohn Martyn.LondonAslibcopyr1970V, 16 p.30 cmAslib oCasional publications5Centri di documentazioneOrganizzazione020.6Martyn,John332499ITUNINARICAUNIMARCBK99000007719040332113 U 07 2627319FINBCFINBCNotes on the operation of specialised information centres110502UNINAING01