A profile of the American high school sophomore in 1990 [microform] : National Education Longitudinal Study of 1988 / Steven J. Ingels ... [et al.] [ERIC ed.]
A profile of the American high school sophomore in 1990 [microform] : National Education Longitudinal Study of 1988 / Steven J. Ingels ... [et al.]
原資料の出版事項: [Washington, DC] : U.S. Dept. of Education, Office of Educational Research and Improvement, Educational Resources Information Center : National Center for Education Statistics, [1994]