APA (7 वां संस्करण) प्रशस्ति पत्र

Law, B. (1968). Mountains and rivers of India: 21st International Geographical Congress India. National Committee for Geography.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Law, B.C. Mountains and Rivers of India: 21st International Geographical Congress India. National Committee for Geography, 1968.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Law, B.C. Mountains and Rivers of India: 21st International Geographical Congress India. National Committee for Geography, 1968.

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