Academic diversity in the middle school [microform] : results of a national survey of middle school administrators and teachers / Tonya Moon, Carol A. Tomlinson, Carolyn M. Callahan
原資料の出版事項: Charlottesville, Va. ; [Washington, DC] : National Research Center on the Gifted and Talented, University of Virginia : U.S. Dept. of Education, Office of Educational Research and Improvement, Educational Resources Information Center, [1995]