Dyfyniad APA
Whitten, J. L., & Bentley, L. D. (2007). Systems analysis and design methods (7th ed.). Tata McGraw-Hill.
Dyfyniad Arddull Chicago
Whitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods. 7th ed. New Delhi: Tata McGraw-Hill, 2007.
Dyfyniad MLA
Whitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods. 7th ed. Tata McGraw-Hill, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.