KEEN, P. G. (1991). Every Managers Guide To Information Technology A Glossary Of Key Terms And Concepts For Todays Business Leader Petter G.w Keen. Harvard Business School.
Lua i Stíl Chicago (17ú heag.)KEEN, Petter G.W. Every Managers Guide To Information Technology A Glossary Of Key Terms And Concepts For Todays Business Leader Petter G.w Keen. Harvard Business School, 1991.
Lua MLA (8ú heag.)KEEN, Petter G.W. Every Managers Guide To Information Technology A Glossary Of Key Terms And Concepts For Todays Business Leader Petter G.w Keen. Harvard Business School, 1991.
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