References
- Krug, Edward A., et al. The College-Preparatory Function in Wisconsin High Schools, Bulletin of the School of Education, University of Wisconsin, Madison, Wisconsin, 1959.
- Little, J. Kenneth. A State-Wide Inquiry Into Decisions of Youth About Education Beyond High School, School of Education, University of Wisconsin, Madison, Wisconsin, September, 1958.
- Parkinson, Daniel S. “school Policy in Student Choices of Courses in High School Mathematics,” unpublished Ph.D. dissertation, University of Wisconsin, Madison, Wisconsin, 1959.
- Wahlstrom, Lawrence F. “The Status of the Reaching of High School Mathematics in Wisconsin,” unpublished Ph.D. dissertation, University of Wisconsin, Madison, Wisconsin, 1950.