Dyfyniad APA

Whitten, J. L. (2001). Systems analysis and design methods. McGraw-Hill.

Dyfyniad Arddull Chicago

Whitten, Jeffrey L. Systems Analysis and Design Methods. McGraw-Hill, 2001.

Dyfyniad MLA

Whitten, Jeffrey L. Systems Analysis and Design Methods. McGraw-Hill, 2001.

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