Rakhah, D. (2007). The nature of things: A simple analysis of the physical world and things pertaining to human life. New Age International (P) Ltd..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRakhah, Dev. The Nature of Things: A Simple Analysis of the Physical World and Things Pertaining to Human Life. Daryaganj, New Delhi: New Age International (P) Ltd., 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRakhah, Dev. The Nature of Things: A Simple Analysis of the Physical World and Things Pertaining to Human Life. New Age International (P) Ltd., 2007.
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