Ornstein, A. C. (2011). Foundations of education (11th ed.). Wadsworth Cengage.
Cita Chicago (17th ed.)Ornstein, Allan C. Foundations of Education. 11th ed. Boston: Wadsworth Cengage, 2011.
Cita MLA (9th ed.)Ornstein, Allan C. Foundations of Education. 11th ed. Wadsworth Cengage, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.