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- [5] THE SEPARATION OF THE FARM BUREAU AND THE EXTENSION SERVICE - POLITICAL ISSUE IN A FEDERAL SYSTEM - BLOCK,WJ SOUTHWESTERN SOCIAL SCIENCE QUARTERLY, 1961, 42 (02): : 190 - 191
- [6] THE SEPARATION OF THE FARM BUREAU AND THE EXTENSION SERVICE, POLITICAL ISSUE IN A FEDERAL SYSTEM - BLOCK,WJ MIDWEST JOURNAL OF POLITICAL SCIENCE, 1961, 5 (02): : 200 - 201
- [7] Nation Binding: How Public Service Broadcasting Mitigates Political Selective Exposure PLOS ONE, 2016, 11 (05):