| ISSN (Online):
0014-9578
|
| 国:
Não informado
|
| 出版者:
U.S. Department of Agriculture, Bureau of Agricultural Economics
|
Imprenta:
Washington:
U.S. Department of Agriculture, Bureau of Agricultural Economics,
1939
|
| Área de numeração:
No. 1 (1939)-No. 279 (1980)
|
