APA (7th ed.) Zitazioa
Whitten, J. L., Bentley, L. D., & Dittman, K. C. (2004). Systems analysis and design methods (6th ed.). McGraw-Hill Irwin.
Chicago Style (17th ed.) Zitazioa
Whitten, Jeffrey L., Lonnie D. Bentley, eta Kevin C. Dittman. Systems Analysis and Design Methods. 6th ed. Boston: McGraw-Hill Irwin, 2004.
MLA (9th ed.) Zitazioa
Whitten, Jeffrey L., et al. Systems Analysis and Design Methods. 6th ed. McGraw-Hill Irwin, 2004.
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