Directory of information resource in the United States: Federal government
Directory of information resource in the United States: Federal government
/ National Referral Centre for Science and Technology
- Washington: Library of Congress , 1974
- iii, 416p.
Library science
Information science Science
D 002.6:35.071(73) / K7;L4
Library science
Information science Science
D 002.6:35.071(73) / K7;L4