एपीए उद्धरण

Kohl, H. R. . .. (1969). Open classroom: A practical guide to a new way of teaching. Methuen & Co..

शिकागो स्टाइल उद्धरण

Kohl, Herbert R. Open Classroom: A Practical Guide to a New Way of Teaching. London: Methuen & Co., 1969.

एमएलए उद्धरण

Kohl, Herbert R. Open Classroom: A Practical Guide to a New Way of Teaching. Methuen & Co., 1969.