Yazar
olen e leonard
15 cilt bulundu.
Olen E. Leonard · Yayınevi bilinmiyor
74 sayfa · 1948
Agriculture / Economic conditions / Social life and customs
Olen E. Leonard · U.S. Dept. of Agriculture, Office of Foreign Agriculture Relations
35 sayfa · 1947
Social life and customs / Rural conditions / Surveys
Olen E. Leonard · U.S. Dept. of Agriculture, Bureau of Agricultural Economics
31 sayfa · 1946
Rural health services
Olen E. Leonard · Area Research Center, Michigan State College Press
320 sayfa · 1953
Social conditions / Social institutions
Olen E. Leonard · Borgo Pr
176 sayfa · 1948
Social conditions / Land grants / New mexico, social life and customs
Olen E. Leonard · Ministerio de Agricultura, Ganadería y Colonización
85 sayfa · 1947
Social conditions
Olen E. Leonard · Centro de Educación Fundamental para el Desarrollo de la Comunidad en América Latina
29 sayfa · 1968
Community development / Evaluation
Olen E. Leonard · Economic Research Service, U.S. Dept. of Agriculture
29 sayfa · 1967
Migrant labor / Income / Mexicans
Olen E. Leonard · Ministerio de Agricultura, Ganadería y Colonización]
103 sayfa · 1948
Social conditions
Olen E. Leonard · Instituto Indigenista Interamericano
141 sayfa · 1966
Rural conditions / Economic conditions
Olen E. Leonard, Charles Price Loomis · Area Research Center, Michigan State College Press
320 sayfa · 1953
Social conditions