APA استشهاد

Balassa,Bela. (1977). Policy reform in developing countries. Pergamon Press.

استشهاد بنمط شيكاغو

Balassa,Bela. Policy Reform in Developing Countries. New York: Pergamon Press, 1977.

MLA استشهاد

Balassa,Bela. Policy Reform in Developing Countries. Pergamon Press, 1977.