(2007). Students Entering & Leaving Postsecondary Occupational Education: 1995-2001. U.S. Department of Education.
Cita Chicago (17th ed.)Students Entering & Leaving Postsecondary Occupational Education: 1995-2001. U.S. Department of Education, 2007.
Cita MLA (9th ed.)Students Entering & Leaving Postsecondary Occupational Education: 1995-2001. U.S. Department of Education, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.