Papers Presented to the Symposium: a Proposed New Structure for Food and Agricultural Policy - Blacksburg : Virginia polytechnic institute and State university. Departament of agricultural engineering, 1989. - 104 p. ; 25 cm. - Information ; 89-1 .

Bibliografía al final de capítulos


POLÍTICA AGRARIA-ESTADOS UNIDOS DE AMÉRICA-CONGRESOS, CONFERENCIAS, ETC.