Citazione Stile APA (7a Edizione)

Frazier, A. (1972). Open schools for children. Association for Supervision and Curriculum Development.

Citazione stile Chigago Style (17a edizione)

Frazier, Alexander. Open Schools for Children. Washington, DC: Association for Supervision and Curriculum Development, 1972.

Citatione MLA (9a ed.)

Frazier, Alexander. Open Schools for Children. Association for Supervision and Curriculum Development, 1972.