1. Ajzen, I. (1988). Attitudes, personality, and behavior. Stony Stratford, England: Open University Press.
2. Benson, M. C. (2014). Exploring Extension involvement in farm to school program activities. Journal of Extension, 52(4), Article 4FEA4. Retrieved from http://www.joe.org/joe/2014august/a4.php
3. Chamberlain, A. J., Kelley, K. M., & Hyde, J. (2013). Comparing consumer preferences for locally grown and certified organic produce in the Mid-Atlantic region of the United States. HortTechnology, 23(1), 74–81. Retrieved from http://horttech.ashspublications.org/content/23/1/74.full.pdf
4. Cohen, J. (1988). Statistical power analysis for the behavioral sciences (2nd ed.). Hillsdale, NJ: Lawrence Erlbaum Associates.
5. Dolly, D., & Kissoonsingh, W. (2006). Prospects for distance education training among vegetable producers in Trinidad and Tobago. Proceedings of the 22nd Annual Conference, Association for International Agricultural and Extension Education, Clearwater Beach, Florida. Retrieved from https://www.aiaee.org/attachments/article/889/194.pdf