Van Doren, M. (1943). Liberal education. Henry Holt and Company.
Cita Chicago Style (17a ed.)Van Doren, Mark. Liberal Education. New York: Henry Holt and Company, 1943.
Cita MLA (9a ed.)Van Doren, Mark. Liberal Education. Henry Holt and Company, 1943.
Precaución: Estas citas no son 100% exactas.