Horizontal resistance to the blast disease of rice, October 8-12, 1971 : [proceedings / edited by Susanne Morris]. Proceedings of the Seminar on Horizontal resistance to the blast disease of rice
Horizontal cooperation in development banking of the region: results and outlook : tenth anniversary (1968-1978) : eight ordinary Meeting of the General Assembly (ALIDE 8.) / Asociación Latinoamericana de Instituciones Financieras de Desarollo (ALIDE)