00965nam0-22003251i-450-99000385702040332120080117112642.0000385702FED01000385702(Aleph)000385702FED0100038570220030910d--------km-y0itay50------baitaITDiffusion of InnovationsEverett M. Rogers.New YorkFree Press of GlencoeLondonMacmillan1962.xiii, 367 p.22 cm[Second ed. published in 1971 under title : Communication of Innovation]Innovazioni tecnologicheAspetti socialiMutamento sociale1433017420Rogers,Everett M.108298ITUNINARICAUNIMARCBK99000385702040332117420 ROG/1025063SESSESDiffusion of innovations68881UNINA