APA استشهاد

Allen, R. (1964). Mathematical Economics/2e (2nd ed.). Mac million.

استشهاد بنمط شيكاغو

Allen, RGD. Mathematical Economics/2e. 2nd ed. London: Mac million, 1964.

MLA استشهاد

Allen, RGD. Mathematical Economics/2e. 2nd ed. Mac million, 1964.