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Lua i Stíl Chicago (17ú heag.)GAYNOR GERARD H. ACHIEVING THE COMPETITIVE EDGE THROUGH INTEGRATED TECHNOLOGY MANAGEMENT. NEW YORK: MCGRAW-HILL, 1991.
Lua MLA (9ú heag.)GAYNOR GERARD H. ACHIEVING THE COMPETITIVE EDGE THROUGH INTEGRATED TECHNOLOGY MANAGEMENT. MCGRAW-HILL, 1991.
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