TY - BOOK AU - Spence,W.R TI - Innovation : the communication of change in ideas, SN - 041254220x AV - HM 101 S63I 1995 PY - 1995/// CY - London PB - Chapman & Hall KW - SOCIAL CHANGE KW - COMMUNICATION KW - SOCIAL ASPECTS KW - DIFFUSION OF INNOVATIONS N1 - Includes index ER -