References
- Edwards, Allen L., Statistical Methods for the Behavioral Sciences (New York: Wine hart and Company, Inc., 1954), pp. 542.
- Taylor, Bob L., The Status of In-Service Teacher Education in the Public Senior High Schools of the State of Indiana, Doctor’s thesis School of Education, Indiana University, Bloomington, 1957.
- Walker, Heien M. and Lev, Joseph, Statistical Inference (New York: Henry Holt and Co., 1953), pp. 510.
- Weber, Clarence A., Techniques Employed in a Selected Group of Secondary Schools for Educating Teachers in Service, Doctor’s thesis, Northwestern University, Evanston, 1942, pp. 498.