Éditeur(s) :
s.n. ( El Salvador, El Salvador ) Résumé : (Language) In Spanish and English.
El Salvador.
Shows grid.
Land potential data were prepared by the Food and Agriculture Organization Mission to the Central American Integration Program from work at the scale of 1:300,000, which was completed in 1964 ...
"Alianza para el Progreso".
El Salvador
El Salvador
642642075
http://ufdc.ufl.edu/UF00103169/00001