APA Citatie

Lipman, M., Sharp, A. M., & Oscanyan, F. S. (1980). Philosophy in the classroom (2nd ed.). Philadelphia: Temple University Press.

Chicago Style citaat

Lipman, Matthew., Ann Margaret Sharp, en Frederick S. Oscanyan. Philosophy in the Classroom. 2nd ed. Philadelphia: Temple University Press, 1980.

MLA citatie

Lipman, Matthew., Ann Margaret Sharp, en Frederick S. Oscanyan. Philosophy in the Classroom. 2nd ed. Philadelphia: Temple University Press, 1980.