Nelson, F. H., & O'Brien, T. (1993). How U.S. teachers measure up internationally: A comparartive study of teacher pay, training, and conditions of service. American Federation of Teachers.
Chicago-Zitierstil (17. Ausg.)Nelson, F. Howard, und Timothy O'Brien. How U.S. Teachers Measure Up Internationally: A Comparartive Study of Teacher Pay, Training, and Conditions of Service. Washington, D.C: American Federation of Teachers, 1993.
MLA-Zitierstil (9. Ausg.)Nelson, F. Howard, und Timothy O'Brien. How U.S. Teachers Measure Up Internationally: A Comparartive Study of Teacher Pay, Training, and Conditions of Service. American Federation of Teachers, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.