Vaman, J. N. (2007). ERP in Practice. Tata McGraw-Hill.
Cita Chicago (17th ed.)Vaman, Jagan Nathan. ERP in Practice. New Delhi: Tata McGraw-Hill, 2007.
Cita MLA (9th ed.)Vaman, Jagan Nathan. ERP in Practice. Tata McGraw-Hill, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.