1978
Glass, G. V (1978). Minimum Competence and Incompetence in Florida. The Phi Delta Kappan, 59(9), 602-605.
Writings of Some General Interest, Not Readily Available Elsewhere. To receive a printable copy of an article, please email gvglass @ gmail.com.
1965 Glass, G.V. (1965). Evaluating testing, maturation, and gain effects in a pretest-posttest quasi-experimental design. American Edu...