Birla institute of scientific research. (1975). World economic profile: Selected countries. Macmillan Company.
استشهاد بنمط شيكاغوBirla institute of scientific research. World Economic Profile: Selected Countries. Delhi: Macmillan Company, 1975.
MLA استشهادBirla institute of scientific research. World Economic Profile: Selected Countries. Macmillan Company, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.