Zona latinoamericana de libre comercio : reseña jurídica / [trabajo elaborado por Alberto Ricardo González Arzac, asesor del Consejo Federal de Inversiones]
XIII Pan American Highway Congress : final report / OEA, Organización de los Estados Americanos ; 3-7 december 1979, Caracas, Venezuela
XIII Pan American Highway Congress : final report / OEA, Organización de los Estados Americanos ; 3-7 december 1979, Caracas, Venezuela
World directory of national science policy-making bodies / United nations educational, scientific and cultural organization
Workshop on the ecology and control of external parasites of economic importance on bovines in the Latin America August 25-30, 1975 / Centro internacional de agricoltura tropical
Women in the development process : a select bibliography on women in Sub-Saharan Africa and Latin America / by Suzanne Smith Saulniers and Cathy A. Rakowski