共 50 条
- [31] RESOURCES NEEDED IN AMERICAN-AGRICULTURE - DISCUSSION JOURNAL OF FARM ECONOMICS, 1957, 39 (05): : 1086 - 1089
- [33] THE POVERTY PROBLEM IN AMERICAN-AGRICULTURE - DISCUSSION JOURNAL OF FARM ECONOMICS, 1964, 46 (02): : 436 - 439
- [35] PROBLEMS AND POLICIES OF AMERICAN-AGRICULTURE - HEADY,EO JOURNAL OF FARM ECONOMICS, 1960, 42 (02): : 503 - 507
- [36] 2 CENTURIES OF AMERICAN-AGRICULTURE - WISER,V MID-AMERICA-AN HISTORICAL REVIEW, 1978, 60 (01): : 60 - 61
- [38] SURPLUS ... THE RIDDLE OF AMERICAN-AGRICULTURE - BIRD,AR JOURNAL OF FARM ECONOMICS, 1962, 44 (03): : 912 - 914