Howard, Jeff Wayne, Christopher Thomas Boleman, A. Alvery, A. B. Burkhum, K. D. Chilek, C. C. Stone, R. A. Howard Jr., S. R. Cummings, and Martha Elaine Couch. (2001) 2001. “Developing a Program Evaluation Instrument for Texas 4-H: A Work in Progress”. Journal of Extension 39 (4). https://archives.joe.org/joe/2001august/iw4.php.
A Searchable Database of Research about the 4-H Program