Cita APA (7th ed.)

(2009). Category management in purchasing a strategic approach to maximize business profitability / Jonathan O'Brien. [electronic resource].

Cita Chicago (17th ed.)

Category Management in Purchasing a Strategic Approach to Maximize Business Profitability / Jonathan O'Brien. [electronic Resource]. 2009.

Cita MLA (9th ed.)

Category Management in Purchasing a Strategic Approach to Maximize Business Profitability / Jonathan O'Brien. [electronic Resource]. 2009.

Atenció: Aquestes cites poden no estar 100% correctes.