APA-Zitierstil (7. Ausg.)

(1968). About the Sudbury Valley School. Sudbury Valley School.

Chicago-Zitierstil (17. Ausg.)

About the Sudbury Valley School. [Framingham]: Sudbury Valley School, 1968.

MLA-Zitierstil (8. Ausg.)

About the Sudbury Valley School. Sudbury Valley School, 1968.