APA استشهاد

Batra,Raveendra N. (1975). The pure theory of international trade under uncertainty. Mac Millan.

استشهاد بنمط شيكاغو

Batra,Raveendra N. The Pure Theory of International Trade Under Uncertainty. London: Mac Millan, 1975.

MLA استشهاد

Batra,Raveendra N. The Pure Theory of International Trade Under Uncertainty. Mac Millan, 1975.