Changes in technology and labor requirements in crop production sugar beets
| מחבר ראשי: | |
|---|---|
| מחברים אחרים: | , , |
| פורמט: | ספר |
| שפה: | English |
| יצא לאור: |
Philadelphia, Pa.
s.n.
1937.
|
| סדרה: | Half-title : National research project on reemployment opportunities and recent changes in industrial techniques...Studies of changing techniques and employment in agriculture...[Report no. A-1]
|
| נושאים: |