000 00319nam a2200109Ia 4500
008 160316s1962 xxu||||| |||| 00| 0 eng d
020 _a0029266505
100 _aRogers Everett M
245 _aDiffusion of innovations
_b/ Rogers Everett M.
260 _aNew York
_bFree Press
_c1962
300 _axix,453 p
999 _c4218
_d4218