共 50 条
- [2] American Agriculture, 1899-1939; A Study of Output, Employment, and Productivity CANADIAN JOURNAL OF ECONOMICS & POLITICAL SCIENCE, 1944, 10 (01): : 112 - 114
- [3] American Agriculture, 1899-1939: A Study of Output, Employment and Productivity JOURNAL OF ECONOMIC HISTORY, 1944, 4 (02): : 233 - 234
- [5] American Agriculture, 1899-1939: A Study of Output, Employment and Productivity JOURNAL OF BUSINESS OF THE UNIVERSITY OF CHICAGO, 1944, 17 (02): : 126 - 127
- [6] American Agriculture 1899-1939: A Study of Output, Employment and Productivity JOURNAL OF FARM ECONOMICS, 1943, 25 (03): : 710 - 712
- [7] American Agriculture, 1899-1939; A Study of Output, Employment and Productivity AMERICAN ECONOMIC REVIEW, 1943, 33 (03): : 698 - 700
- [9] American agriculture, 1899-1939: a study of output, employment and Productivity JOURNAL OF LAND AND PUBLIC UTILITY ECONOMICS, 1943, 19 (03): : 384 - 385