Frisch, R. (1961). Economic Planning and the Growth Problem in Developing Countries. Oslo: Institute of Economics.
استشهاد بنمط شيكاغوFrisch, Ragnar. Economic Planning and the Growth Problem in Developing Countries. Oslo: Institute of Economics, 1961.
MLA استشهادFrisch, Ragnar. Economic Planning and the Growth Problem in Developing Countries. Oslo: Institute of Economics, 1961.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.