00000nam a2200000 a 4500 20251203091612.0 8170361583 302.20, sin Singhal, Arvind India's information revolution New Delhi: Sage 1989 244p. 22cm Communication Rogers, Everett,M Eng PUL 56582 LIBSS C 46012 46012 0 0 0 0 PU PU 1998-04-08 0 302.20, sin 56582 BK