00297nam a2200097Ia 4500008004100000020001500041100002400056245007500080260003400155300001000189250405s9999||||xx |||||||||||||| ||und||  a8170002745  aP.S. Sooryanarayana 0aCommunication Technology its Impact on Library and Information Science  bEss Ess Pub.aNew Delhic2000  a103p.