Dyfyniad APA

Jessup, L. (2003). Information systems today. Prentice Hall of India.

Dyfyniad Arddull Chicago

Jessup, Leonard. Information Systems Today. New Delhi: Prentice Hall of India, 2003.

Dyfyniad MLA

Jessup, Leonard. Information Systems Today. Prentice Hall of India, 2003.

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