India. Directorate of Commercial Publicity. (1967). Sudan: Economic and commercial conditions. Directorate of Commercial Publicity, Ministry of Commerce, Government of India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Directorate of Commercial Publicity. Sudan: Economic and Commercial Conditions. New Delhi: Directorate of Commercial Publicity, Ministry of Commerce, Government of India, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIndia. Directorate of Commercial Publicity. Sudan: Economic and Commercial Conditions. Directorate of Commercial Publicity, Ministry of Commerce, Government of India, 1967.
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