(2006). Internet Access in U.S. Public Schools & Classrooms: 1994-2005. U.S. Department of Education.
Cita Chicago (17th ed.)Internet Access in U.S. Public Schools & Classrooms: 1994-2005. U.S. Department of Education, 2006.
Cita MLA (9th ed.)Internet Access in U.S. Public Schools & Classrooms: 1994-2005. U.S. Department of Education, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.