Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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