00793nam0-2200301---450-99000913470040332120100115121102.0978-0-7432-2209-9000913470FED01000913470(Aleph)000913470FED0100091347020100115d1995----km-y0itay50------baengUS--------001yyDiffusion of innovationsEverett M.Rogers5 ed.New YorkThe Free Press1995xxi, 551 p.23 cmRogers,Everett M.108298ITUNINARICAUNIMARCBK9900091347004033210-7-150-TI9561ECAECADiffusion of innovations68881UNINA