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a lawrence knorr
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Analysis of Delaware's full-time hired farm labor situation
A. Lawrence Knorr · Agricultural Experiment Station, University of Delaware
27 sayfa · 1971
Agricultural laborers
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Yükleniyor
Yazar
1 cilt bulundu.
A. Lawrence Knorr · Agricultural Experiment Station, University of Delaware
27 sayfa · 1971
Agricultural laborers