00462nam a22001337a 4500 230316b |||||||| |||| 00| 0 eng d National Science Library National Science Library D 347.78(540) J8 Copyright rules, 1958 / India, Ministry of Education and Scientific Research India Ministry of Education and Scientific Research, 1958 26p. Information science udc REF 10325 10325 0 0 udc 0 D_34778540_J8 0 15309 NSL NSL GF/Rk-3/C-5/R-2 1966-03-26 0 D 347.78(540) J8 14819 2023-03-16 00:00:00 2023-03-16 REF