| title | ISBN-13 | year of publication |
|---|---|---|
| A matrix for modern education | 978-0-7710-1643-1 | 1975 |
| On Plato's Polity | 978-0-930583-00-2 | 1984 |
| Open Education | 978-0-03-086117-8 | 1972 |
| Plato and the Founding of the Academy: Based on a Letter from Plato, newly discovered | 978-0-7618-2435-0 | 2002 |
| Plato's Ion | 978-1-930566-51-4 | 2006 |
| The School Without Walls, Philadelphia's Parkway Program | 978-0-03-085287-9 | 1971 |
| The school without walls, Philadelphia's Parkway Program | 978-0-03-085317-3 | 1971 |
BIBAL Press · Holt McDougal · Institute of Philosophy · McClelland & Stewart · University Press of America