Dyfyniad APA

Whitten, J. L., & Bentley, L. D. (2011). Systems analysis and design methods /7e (7th ed.). Tata McGraw Hill.

Dyfyniad Arddull Chicago

Whitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods /7e. 7th ed. New Delhi: Tata McGraw Hill, 2011.

Dyfyniad MLA

Whitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods /7e. 7th ed. Tata McGraw Hill, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.