Cella, M. (2005). Monitoring subcontracting in a suppliers' hierachy. University of Oxford.
Cita Chicago (17th ed.)Cella, M. Monitoring Subcontracting in a Suppliers' Hierachy. University of Oxford, 2005.
Cita MLA (9th ed.)Cella, M. Monitoring Subcontracting in a Suppliers' Hierachy. University of Oxford, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.