DSpace Collection: http://egyankosh.ac.in//handle/123456789/2342 2026-07-17T02:31:34Z Unit-4 Referral Service http://egyankosh.ac.in//handle/123456789/35900 Title: Unit-4 Referral Service Authors: Sen, B.K. 2017-01-01T00:00:00Z Unit-3 Abstracting, Digest and Newspaper Clipping Services http://egyankosh.ac.in//handle/123456789/35899 Title: Unit-3 Abstracting, Digest and Newspaper Clipping Services Authors: Sen, B. K. 2017-01-01T00:00:00Z Unit-2 Current Awareness Services (Including SDI and Alerting Services) http://egyankosh.ac.in//handle/123456789/35898 Title: Unit-2 Current Awareness Services (Including SDI and Alerting Services) Authors: Sen, B. K. 2017-01-01T00:00:00Z Unit-1 Literature Search and Bibliographic Services http://egyankosh.ac.in//handle/123456789/35897 Title: Unit-1 Literature Search and Bibliographic Services Authors: Sen, B. K. 2017-01-01T00:00:00Z