1. The effects of selected entering behaviors and different cognitive levels of behavioral objectives on learning and retention performance in a unit on population genetics. Unpublished doctor's thesis, The Pennsylvania State University, 1974.
2. The psychology of meaningful verbal learning. New York: Grune & Stratton, 1963.
3. & Experimental and quasi-experimental designs for research. Chicago: Rand McNally and Co., 1963.
4. An investigation of the effect on pupil achievement when teachers are assigned and trained in the use of behavioral objectives. Unpublished doctoral thesis, Syracuse University, 1971.
5. The impact of teacher and student knowledge of educational objectives on student learning and satisfaction. Unpublished doctoral thesis, University of Wisconsin, 1972.