Não informado. (1980). AACTE Briefs. American Association of Colleges for Teacher Education.
Chicago-Zitierstil (17. Ausg.)Não informado. AACTE Briefs. Washington: American Association of Colleges for Teacher Education, 1980.
MLA-Zitierstil (8. Ausg.)Não informado. AACTE Briefs. American Association of Colleges for Teacher Education, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.