APA استشهاد

Newman, P. C. (1952). The development of economic thought. Prentice-Hall.

استشهاد بنمط شيكاغو

Newman, Philip Charles. The Development of Economic Thought. New Jersy: Prentice-Hall, 1952.

MLA استشهاد

Newman, Philip Charles. The Development of Economic Thought. Prentice-Hall, 1952.