El-Imam, M. M. (1968). The Demand - Income Function - A Study in Aggregation. The Institute of National Planning.
Cita Chicago Style (17a ed.)El-Imam, M. M. The Demand - Income Function - A Study in Aggregation. Cairo: The Institute of National Planning, 1968.
Cita MLA (9a ed.)El-Imam, M. M. The Demand - Income Function - A Study in Aggregation. The Institute of National Planning, 1968.
Precaución: Estas citas no son 100% exactas.