00000nam a2200000 a 4500 20251203111151.0 9788170005582 025.524 DAN Danrita, J Future concept of library & information services changes challenges & role of library professionals New Delhi Ess Ess Publication 2009 563p. 23cm. HB Library and information servies Marichamy, T _ 138453 C 116304 116304 0 0 0 0 PU PU 2009-03-11 1180.00 0 025.524 DAN 138453 BK