Tyler, R. W. 1., & White, S. H. (1979). Testing, teaching, and learning: Report of a conference on research on testing, August 17-26, 1978. Washington, D.C.: U.S. Dept. of Health, Education, and Welfare, National Institute of Education.

Tyler, Ralph W. 1902-1994., und Sheldon Harold White. Testing, Teaching, and Learning: Report of a Conference On Research On Testing, August 17-26, 1978. Washington, D.C.: U.S. Dept. of Health, Education, and Welfare, National Institute of Education, 1979.

Tyler, Ralph W. 1902-1994., und Sheldon Harold White. Testing, Teaching, and Learning: Report of a Conference On Research On Testing, August 17-26, 1978. Washington, D.C.: U.S. Dept. of Health, Education, and Welfare, National Institute of Education, 1979.