Cita APA (7a ed.)

Kohl, H. R. (1969). The open classroom: A practical guide to a new way of teaching. New York Review.

Cita Chicago Style (17a ed.)

Kohl, Herbert R. The Open Classroom: A Practical Guide to a New Way of Teaching. New York: New York Review, 1969.

Cita MLA (9a ed.)

Kohl, Herbert R. The Open Classroom: A Practical Guide to a New Way of Teaching. New York Review, 1969.