Singh , M. (1989). Operational efficiency of public enterprises. Pointer.
Citazione stile Chigago Style (17a edizione)Singh , Mohar. Operational Efficiency of Public Enterprises. Jaipur: Pointer, 1989.
Citatione MLA (9a ed.)Singh , Mohar. Operational Efficiency of Public Enterprises. Pointer, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.