APA استشهاد

Countinho, O. C., & Sharma, T. C. (1999). Economic and commercial geography of India (3.). Vikas Publishing House Pvt .Ltd.

استشهاد بنمط شيكاغو

Countinho, O C., و T C. Sharma. Economic and Commercial Geography of India. 3. New Delhi: Vikas Publishing House Pvt .Ltd, 1999.

MLA استشهاد

Countinho, O C., و T C. Sharma. Economic and Commercial Geography of India. 3. Vikas Publishing House Pvt .Ltd, 1999.