Não informado. (1950). Adult Education. American Association for Adult & Continuing Education.
Cita Chicago Style (17a ed.)Não informado. Adult Education. Chapel Hill, NC: American Association for Adult & Continuing Education, 1950.
Cita MLA (8a ed.)Não informado. Adult Education. American Association for Adult & Continuing Education, 1950.
Precaución: Estas citas no son 100% exactas.