APA (7 वां संस्करण) प्रशस्ति पत्र
Williams, K. (2005). 1000 Questions answer and explanations for global glacier mass balance. Himalayan Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Williams, Keith. 1000 Questions Answer and Explanations for Global Glacier Mass Balance. New Delhi: Himalayan Books, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Williams, Keith. 1000 Questions Answer and Explanations for Global Glacier Mass Balance. Himalayan Books, 2005.
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