Rao, M. E. T. (2009). Elements of costing. New Age International.
Cita Chicago (17th ed.)Rao, M. E. Thukaram. Elements of Costing. New Delhi: New Age International, 2009.
Cita MLA (9th ed.)Rao, M. E. Thukaram. Elements of Costing. New Age International, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.