APA استشهاد

Van Sickle, J. V., & Rogge, B. A. (1954). Economics. Van Nostrand Reinhold Company.

استشهاد بنمط شيكاغو

Van Sickle, John V., و Benjamin A. Rogge. Economics. New Jersey: Van Nostrand Reinhold Company, 1954.

MLA استشهاد

Van Sickle, John V., و Benjamin A. Rogge. Economics. Van Nostrand Reinhold Company, 1954.