Ostring, P. (2008). Profit focussed supplier management. Prentice Hall of India.
Chicago-stil citatOstring, Pirkko. Profit Focussed Supplier Management. New Delhi: Prentice Hall of India, 2008.
MLA-referensOstring, Pirkko. Profit Focussed Supplier Management. Prentice Hall of India, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.