Singh, M. (1989). Operational efficiency of public enterprises. Pointer Publishers.
Cita Chicago (17th ed.)Singh, Mohar. Operational Efficiency of Public Enterprises. Jaipur: Pointer Publishers, 1989.
Cita MLA (9th ed.)Singh, Mohar. Operational Efficiency of Public Enterprises. Pointer Publishers, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.