The information economy : definition and measurement
Marc Uri Porat
Bok Engelsk 1977
Utgitt | Washington : U.S. Department of Commerce, Office of Telecommunications , 1977
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Omfang | xvi, 250 s. : diagr.
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Emner |
Utgitt | Washington : U.S. Department of Commerce, Office of Telecommunications , 1977
|
---|---|
Omfang | xvi, 250 s. : diagr.
|
Emner |