KLEIJNEN JACK P C. (1980). COMPUTERS AND PROFITS. QUANTIFYING FINANCIAL BENEFITS OF INFORMATION. ADDISON-WESLEY.
Lua i Stíl Chicago (17ú heag.)KLEIJNEN JACK P C. COMPUTERS AND PROFITS. QUANTIFYING FINANCIAL BENEFITS OF INFORMATION. NEW YORK: ADDISON-WESLEY, 1980.
Lua MLA (9ú heag.)KLEIJNEN JACK P C. COMPUTERS AND PROFITS. QUANTIFYING FINANCIAL BENEFITS OF INFORMATION. ADDISON-WESLEY, 1980.
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