Ornstein, A. C. (2011). Foundations of education (11th ed.). Wadsworth Cengage.
Lua i Stíl Chicago (17ú heag.)Ornstein, Allan C. Foundations of Education. 11th ed. Boston: Wadsworth Cengage, 2011.
Lua MLA (9ú heag.)Ornstein, Allan C. Foundations of Education. 11th ed. Wadsworth Cengage, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.