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- [3] POLICY IMPLICATIONS OF VERTICAL INTEGRATION IN UNITED-STATES AGRICULTURE JOURNAL OF FARM ECONOMICS, 1957, 39 (02): : 300 - 312
- [5] FUTURE OF UNITED-STATES BEEKEEPING AND UNITED-STATES AGRICULTURE AMERICAN BEE JOURNAL, 1986, 126 (04): : 273 - 275
- [7] POLICY IMPLICATIONS OF VERTICAL INTEGRATION IN UNITED-STATES AGRICULTURE - DISCUSSION JOURNAL OF FARM ECONOMICS, 1957, 39 (02): : 317 - 322