Completions by Training Category 1996-97; Data from the 1996 IPEDS Completions Survey
Source: U.S. Department of Education, National Center for Education Statistics.
Qualification of the Public School Teacher Workforce: Prevalence of Out-of-Field Teaching, 1987-88 to 1999-2000, NCES 2002-603, by Marilyn McMiellen Seastrom, Kerry J. Gruber, Robin Henke, Daniel J. McGrath, and Benjamin A. Cohen. Washington, DC: 2002.