APA استشهاد

Rogers, D. C. D. (1975). Essentials of Buisness Policy. Harper & Row.

استشهاد بنمط شيكاغو

Rogers, David C. D. Essentials of Buisness Policy. New York: Harper & Row, 1975.

MLA استشهاد

Rogers, David C. D. Essentials of Buisness Policy. Harper & Row, 1975.