.Ornstein, A. C., & .Levine, D. U. (1985). An introduction to the foundations of education (3rd ed.). Houghton Mifflin.
Cita Chicago Style (17a ed.).Ornstein, Allan C., y Daniel U. .Levine. An Introduction to the Foundations of Education. 3rd ed. Boston: Houghton Mifflin, 1985.
Cita MLA (9a ed.).Ornstein, Allan C., y Daniel U. .Levine. An Introduction to the Foundations of Education. 3rd ed. Houghton Mifflin, 1985.