00509nam a22001817a 4500 230309b |||||||| |||| 00| 0 eng d National Science Library National Science Library D 025.343 J9;K5 Sears list of subject headings 9th ed. New York: The H W Wilson Company, 1965 641p. Library science Education Sears list Westby, Barbara M (Ed.) udc BK 7232 7232 0 0 0 D_025343_J9K5 0 10269 NSL NSL GF/Rk-2/C-12/R-5 1963-10-31 0 D 025.343 J9;K5 21295 2023-03-09 00:00:00 2023-03-09 BK