Stevens, M. (2000). Practical problem solving for managers. Universal Book Stall.
Cita Chicago (17th ed.)Stevens, Michael. Practical Problem Solving for Managers. New Delhi: Universal Book Stall, 2000.
Cita MLA (9th ed.)Stevens, Michael. Practical Problem Solving for Managers. Universal Book Stall, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.