Lua APA (7ú heag.)
Whitten, J. L., & Bentley, L. D. (2004). Systems anasysis and design methods (6th ed.). Tata McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)
Whitten, Jeffery L., agus Lonnie D/Dittman Bentley. Systems Anasysis and Design Methods. 6th ed. New Delhi: Tata McGraw-Hill, 2004.
Lua MLA (9ú heag.)
Whitten, Jeffery L., agus Lonnie D/Dittman Bentley. Systems Anasysis and Design Methods. 6th ed. Tata McGraw-Hill, 2004.
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