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NCES: 97944 February 1997 |
U. S. Department of Education. 1995. Advanced Telecommunications in U. S. Public Schools, K-12, FRSS 51, NCES 95-731, Washington, DC: U. S. Government Printing Office.
U. S. Department of Education. 1996. Advanced Telecommunications in U. S. Public Elementary and Secondary Schools, 1995, FRSS 57, NCES 96-854, Washington, DC: U. S. Government Printing Office.