000 00281nam a2200121Ia 4500
082 _a303.4
_bROG
100 _aRogers, Everett M.
245 _aDiffusion of innovations.
260 _aNew York
_bFree Press
_c1968
300 _a367p.
890 _aUnited States
999 _c8102
_d8102
650 _aDiffusion of innovations
_aSocial change
_aTechnological innovations--Social aspects
650 _aDiffusion of innovations--Study and teaching