1. “The Economics of Knowledge and the Knowledge of Economics.”;Boulding;American Economic Review,1971
2. “The Economic Costs and Return to Educational Television.”;Carnoy;Economic Development and Cultural Change,1975
3. “Communication and Development.”;Frey,1973
4. The Costs of Educational Media;Jamison,1978
5. “Economic Tools.”;Jussawalla,1979