Citazione Stile APA (7a Edizione)
O'Brien, J. (2009). Category management in purchasing: <a> strategic approach to maximize business profitability. Kogan Page.
Citazione stile Chigago Style (17a edizione)
O'Brien, Jonathan. Category Management in Purchasing: <a> Strategic Approach to Maximize Business Profitability. London: Kogan Page, 2009.
Citatione MLA (9a ed.)
O'Brien, Jonathan. Category Management in Purchasing: <a> Strategic Approach to Maximize Business Profitability. Kogan Page, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.