Proceedings : jointly sponsored by Agency for International Development, U.S. Dept. of Agriculture, Association of State Universities and Landgrant Colleges - Conference on International Rural Development ( 1964 : Washington) ((Washington : Agency for International Development), 1964)
BATCH-UPD
BATCH-UPD
BATCH-UPD
CONVERSION
Keywords: Agricultura -- Aspectos económicos.; Condiciones rurales