APA način citiranja (7. izdanje)

Bradley, J. (2003). The open classroom: Distance learning in and out of schools. Kogan Page.

Čikaški stil citiranja (17. izdanje)

Bradley, Jo. The Open Classroom: Distance Learning in and Out of Schools. Kogan Page, 2003.

MLA način citiranja (9. izdanje)

Bradley, Jo. The Open Classroom: Distance Learning in and Out of Schools. Kogan Page, 2003.