Citazione Stile APA (7a Edizione)

Cornwell, E. E. (1965). Presidential leadership of public opinion. Indiana University Press.

Citazione stile Chigago Style (17a edizione)

Cornwell, Elmer E. Presidential Leadership of Public Opinion. Bloomington: Indiana University Press, 1965.

Citatione MLA (9a ed.)

Cornwell, Elmer E. Presidential Leadership of Public Opinion. Indiana University Press, 1965.