Status and results, county agent work, Northern and Western States, 1919 /
| Hlavní autor: | |
|---|---|
| Typ dokumentu: | Kniha |
| Jazyk: |
angličtina |
| Vydavatel: |
Washington :
Government printing office,
1919.
|
| Edice: |
United States Department of Agriculture ;
No. 106 |
|
|
|
|