Singh. Natural Potency and Political Power. University of Hawai'i Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSingh. Natural Potency and Political Power. University of Hawai'i Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSingh. Natural Potency and Political Power. University of Hawai'i Press.
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