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Materialien zur Feststellung der wirtschaftlichen und sozialen Lage der Landwirtschaft in verschiedenen Gebieten der Bundesrepublik ; Folge 2.
Kötter, Herbert, (1957)
The farm and the city
Witt, Lawrence, (1953)
Prodotto netto dell'agricoltura, 1938-1949-1950, Provinicia di Ragusa
(1956)
A summary report on farm income of Taiwan in 1957 in comparison with 1952
Tsui, Y. C., (1959)
A study on rural labor mobility in relation to industrialization and urbanization in Taiwan
Tsui, Y. C., (1964)
Output growth of rice and corn in the Philippines
Oña, Purificación L., (1968)