APA (7 वां संस्करण) प्रशस्ति पत्र

Blaikie, P. (1985). Political economy of soil erosion in developing countries. Longman.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Blaikie, Piers. Political Economy of Soil Erosion in Developing Countries. Longman, 1985.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Blaikie, Piers. Political Economy of Soil Erosion in Developing Countries. Longman, 1985.

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