1. The Measurement and Prediction of Teaching Efficiency
2. The Relation Of Social Factors To Teaching Ability
3. Ehrenborg, David,The Validation of a Device for Identification of Industrial Arts Teaching Success, unpublished doctoral dissertation, Los Angeles, University of California, 1963, xii–307 p.
4. General considerations in the selection of test items and a short method of estimating the product-moment coefficient from data at the tails of the distribution.
5. Giachino, J. W.An Analysis of the Success Qualities That Should be Emphasized in the Training of Candidates to Become Competent Teachers of Industrial Arts, unpublished doctoral dissertation, University Park, Pennsylvania State University, 1949, xi–205 p.