Directory of institutes and centers devoted to the social and economic research in the Caribbean : Directorio de institutos y centros dedicados a la investigacion del desarrollo económico y social en el Caribe / Compiled by Luisa C. Vigo-Cepeda
Directory of educational research institutions / prepared by the International Bureau of Education = Répertoire des institutions de recherche en éducation / préparé par le Bureau international d’éducation
Directory of historic preservation organizations outside the United States / compiled by the Education Services Division, Office of Preservation Services, the National Trust for Historic Preservation in the United States
Directory of Cuban exporters = Directorio de exportadores cubanos / [edited by the Chamber of Commerce of the Republic of Cuba]