A directory of information resources in the United States - federal government : with a supplement of government-sponsored information analysis centers

Författare
Library of Congress
(Library of Congress, Science and technology division, National referral center.)
Språk
Engelska
Förlag År Ort Om boken ISBN
Library of Congress 1974 USA, Washington 416 sidor.
1967 USA, Washington, D.C 411 sidor.
1965 USA, Washington 248 sidor.
National Referral Center for Science and Technology 1965 USA, Washington, D.C 352 sidor.
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