APA استشهاد

Harle, V. (1978). The Political economy of food. Saxon house.

استشهاد بنمط شيكاغو

Harle, Vitho. The Political Economy of Food. West Meed: Saxon house, 1978.

MLA استشهاد

Harle, Vitho. The Political Economy of Food. Saxon house, 1978.