悬赏 20 个论坛币 已解决
【作者(必填)】EM Rogers
【文题(必填)】The Diffusion of Innovations
【年份(必填)】1995
【全文链接或数据库名称(选填)】http://xueshu.baidu.com/s?wd=paperuri%3A(485ae92de8c423392e2f141f1e4710e3)&filter=sc_long_sign&tn=SE_baiduxueshu_c1gjeupa&ie=utf-8&sc_ks_para=q%3DThe%20Diffusion%20of%20Innovations