APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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