Dyfyniad APA

Donald Flynn. (1998). Information systems requirements (Determination and analysis). London: McGraw-Hill.

Dyfyniad Arddull Chicago

Donald Flynn. Information Systems Requirements (Determination and Analysis). London: McGraw-Hill, 1998.

Dyfyniad MLA

Donald Flynn. Information Systems Requirements (Determination and Analysis). London: McGraw-Hill, 1998.

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