APA-viite (7. p.)
United States. Department of Education. (1986). What works: Research about teaching and learning. U.S. Dept. of Education.
Chicago-viite (17. p.)
United States. Department of Education. What Works: Research About Teaching and Learning. Washington, D.C.: U.S. Dept. of Education, 1986.
MLA-viite (9. p.)
United States. Department of Education. What Works: Research About Teaching and Learning. U.S. Dept. of Education, 1986.
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