Citazione Stile APA (7a Edizione)

Martin, W. O. (1969). Realism in education. Harper & Row.

Citazione stile Chigago Style (17a edizione)

Martin, William Oliver. Realism in Education. New York: Harper & Row, 1969.

Citatione MLA (9a ed.)

Martin, William Oliver. Realism in Education. Harper & Row, 1969.