Impey, C. (2014). Humble before the void: A Western astronomer, his journey East, and a remarkable encounter between Western science and tibetan buddhism. Templeton Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रImpey, Chris. Humble Before the Void: A Western Astronomer, His Journey East, and a Remarkable Encounter Between Western Science and Tibetan Buddhism. West Conshohocken, Pennsylvania: Templeton Press, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रImpey, Chris. Humble Before the Void: A Western Astronomer, His Journey East, and a Remarkable Encounter Between Western Science and Tibetan Buddhism. Templeton Press, 2014.
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