Empirical demand systems
/by Tesfaye Teklu, [and others]
Sobretiro de: Market Demand for Dairy Products edited by S.R. Johnson, D.P. Stonehouse and Z.A. Hassan, 1992 by Iowa State University Press, Ames, USA,50010
82769
Análisis de sistemas. Productos lácteos--Consumo. Productos lácteos--Mercadeo. Productos lácteos--Precios.