Showing 1,941 - 1,960 results of 9,915 for search '"the United States"', query time: 0.13s Refine Results
  1. 1941
    Article of journal
    Repositorio Universidad Nacional de Colombia

    ... propuesta: 4) Convencional con base en la teoría del USDA (United States Departament of Agriculture) de...
    Get full text
    Get full text
  2. 1942
  3. 1943
  4. 1944
  5. 1945
  6. 1946
  7. 1947
  8. 1948
    Repositorio Universidad Santo Tomás

    ... a comparison with the experience of countries such as the United States, Mexico and Ecuador, given...
    Get full text
    Get full text
  9. 1949
    Repositorio Universidad Santo Tomás

    ... is derived from its geographical proximity with United States of America and the requirements demanded...
    Get full text
  10. 1950
  11. 1951
  12. 1952
  13. 1953
  14. 1954
  15. 1955
  16. 1956
  17. 1957
  18. 1958
  19. 1959
  20. 1960