KROENKE DAVID M. (1992). MANAGEMENT INFORMATION SYSTEMS (2ND.). MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)KROENKE DAVID M. MANAGEMENT INFORMATION SYSTEMS. 2ND. NEW YORK: MCGRAW-HILL, 1992.
Lua MLA (9ú heag.)KROENKE DAVID M. MANAGEMENT INFORMATION SYSTEMS. 2ND. MCGRAW-HILL, 1992.
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