(1970). The crisis in American education: An analysis and a proposal. Sudbury Valley School.
Style de citation Chicago (17e éd.)The Crisis in American Education: An Analysis and a Proposal. Framingham, Mass.: Sudbury Valley School, 1970.
Style de citation MLA (8e éd.)The Crisis in American Education: An Analysis and a Proposal. Sudbury Valley School, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.