APA استشهاد

Pollard, S. (1968). The idea of progress: History and society. C. A. Watts.

استشهاد بنمط شيكاغو

Pollard, Sidney. The Idea of Progress: History and Society. London: C. A. Watts, 1968.

MLA استشهاد

Pollard, Sidney. The Idea of Progress: History and Society. C. A. Watts, 1968.