Khanna, M. (1979). Yantra, the Tantric symbol of cosmic unity. Thames and Hudson.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKhanna, Madhu. Yantra, the Tantric Symbol of Cosmic Unity. London: Thames and Hudson, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKhanna, Madhu. Yantra, the Tantric Symbol of Cosmic Unity. Thames and Hudson, 1979.
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