SAGE, A. P. (1995). Systems Management For Information Technology And Software Engineering Andrew P. Sage. Jhon Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)SAGE, Andrew P. Systems Management For Information Technology And Software Engineering Andrew P. Sage. Jhon Wiley & Sons, 1995.
Lua MLA (8ú heag.)SAGE, Andrew P. Systems Management For Information Technology And Software Engineering Andrew P. Sage. Jhon Wiley & Sons, 1995.
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