Dyfyniad APA

Rolph, P. (1992). How to choose and use an executive informaion system. Viva.

Dyfyniad Arddull Chicago

Rolph, Paul. How to Choose and Use an Executive Informaion System. New Delhi: Viva, 1992.

Dyfyniad MLA

Rolph, Paul. How to Choose and Use an Executive Informaion System. Viva, 1992.

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