Cita APA (7th ed.)
Whitten, J. L., & Bentley, L. D. (2004). Systems anasysis and design methods (6th ed.). Tata McGraw-Hill.
Cita Chicago (17th ed.)
Whitten, Jeffery L., i Lonnie D/Dittman Bentley. Systems Anasysis and Design Methods. 6th ed. New Delhi: Tata McGraw-Hill, 2004.
Cita MLA (9th ed.)
Whitten, Jeffery L., i Lonnie D/Dittman Bentley. Systems Anasysis and Design Methods. 6th ed. Tata McGraw-Hill, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.