Netzwerke, lokalei C 135.809 tu 

Pathways information-society. -Pathways 
to the Information Society. Proceedingsof the 6th Internat. Conference on Computer 
Communication, London, 7-10 Sept.
1982. Ed. M. B. Wi11iams. /I11ustr./ -
Amsterdam, New tOrk, Oxford: North 0 
Holland Publ. Comp. 1982. XX, 1016S. 4