Cita APA (7th ed.)

Greenberg, D. (1973). "Announcing a new school.": A personal account of the beginnings of the Sudbury Valley School. Sudbury Valley School Press.

Cita Chicago (17th ed.)

Greenberg, Daniel. "Announcing a New School.": A Personal Account of the Beginnings of the Sudbury Valley School. Framingham, Mass.: Sudbury Valley School Press, 1973.

Cita MLA (8th ed.)

Greenberg, Daniel. "Announcing a New School.": A Personal Account of the Beginnings of the Sudbury Valley School. Sudbury Valley School Press, 1973.