Las negociaciones limítrofes ecuatoriano-peruanas en Washington, 1936-1938 - Arroyo Delgado, Enrique, 1901-; Washington (D.C.). Conference for the arbitration of the boundary dispute between Ecuador and Peru, 1936-1937. (Quito, Ecuador : [Editorial de "El Comercio"], 1939)
Keywords: Ecuador -- Boundaries -- Peru; Peru -- Boundaries -- Ecuador