Clark, R. J. (1979). Perspectives on graduate programs in education. American Association of Colleges for Teacher Education.
Citazione stile Chigago Style (17a edizione)Clark, Richard J. Perspectives on Graduate Programs in Education. Washington: American Association of Colleges for Teacher Education, 1979.
Citatione MLA (8a ed.)Clark, Richard J. Perspectives on Graduate Programs in Education. American Association of Colleges for Teacher Education, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.