Cita APA (7a ed.)

Watkins, F. M. (1964). The age of ideology-political thought, 1750: To the present. Prentice-Hall.

Cita Chicago Style (17a ed.)

Watkins, Frederick M. The Age of Ideology-political Thought, 1750: To the Present. Englewood Cliffs, N.J.: Prentice-Hall, 1964.

Cita MLA (9a ed.)

Watkins, Frederick M. The Age of Ideology-political Thought, 1750: To the Present. Prentice-Hall, 1964.