| Type |  Book |
| ชื่อเรื่อง | American agriculture in the twentieth century : how it flourished and what it cost / Bruce L. Gardner |
| ผู้แต่ง | Gardner, Bruce l |
| ISBN | 0674007484 (alk. paper) |
| พิมพลักษณ์ | Cambridge, Mass. : Harvard University Press, 2002 |
| รูปเล่ม | x, 388 p. : ill. ; 25 cm |
| หัวเรื่อง | Agricultural credit |
| | Agricultural laws and legislation --United States [] |
| | Agricultural productivity |
| | Agricultural subsidies --United States [] |
| | Agriculture and state --United States [] |
| | Agriculture --Economic aspects --United States --Statistics [] |
| | Agriculture --Economic aspects --United States --History --20th century [] |
| | Agriculture --United States --Costs --Statistics [] |
| | Family farms --United States --Statistics [] |
| | Farm income --United States --Statistics [] |