APA استشهاد

McKenna, J. P. (1965). Intermediate economic theory. Holt RImnehart and Winston.

استشهاد بنمط شيكاغو

McKenna, Joseph P. Intermediate Economic Theory. New York: Holt RImnehart and Winston, 1965.

MLA استشهاد

McKenna, Joseph P. Intermediate Economic Theory. Holt RImnehart and Winston, 1965.