Cita APA (7th ed.)

Grimes, A. P., & Horwitz, R. (1959). Modern political ideologies. Oxford University Press.

Cita Chicago (17th ed.)

Grimes, Alan Pendleton, i Robert Horwitz. Modern Political Ideologies. New York: Oxford University Press, 1959.

Cita MLA (9th ed.)

Grimes, Alan Pendleton, i Robert Horwitz. Modern Political Ideologies. Oxford University Press, 1959.