Dyfyniad APA

Ostring, P. (2008). Profit focussed supplier management. Prentice Hall of India.

Dyfyniad Arddull Chicago

Ostring, Pirkko. Profit Focussed Supplier Management. New Delhi: Prentice Hall of India, 2008.

Dyfyniad MLA

Ostring, Pirkko. Profit Focussed Supplier Management. Prentice Hall of India, 2008.

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