Cita APA (7a ed.)

Walker, E. E. (1968). Readings in American public opinion. American Book Company.

Cita Chicago Style (17a ed.)

Walker, Edward Everett. Readings in American Public Opinion. New York [etc.]: American Book Company, 1968.

Cita MLA (9a ed.)

Walker, Edward Everett. Readings in American Public Opinion. American Book Company, 1968.