00355nam a22001097a 4500020001800000082002200018100003700040245005900077260003900136300000800175650006200183  a0-7619-3477-4  a338.926092 SIN/CO  aAravind SinghalaJames W Dearing  aCommunication Of InnovationsbA Journey With EV Rogers  aNew DelhibSage Publicationsc2006  a260  acommunication of innovationsarevisiting diffusion theory