00000nam a2200000 a 4500 20251203091529.0 0706961668 020.72, kri Krishan, Kumar Research methods in library and information science Delhi: Vikas 1992 318p. 22 cm. Library and Information science <Library science-Research methodology> Eng 100 010 _ 65721 C 43424 43424 0 0 0 0 PU PU 1998-04-08 1 020.72, kri 65721 2026-07-27 10:31:36 2026-07-15 BK