Grewal, J. S. (1992). Guru Nanak in western scholarship. Indian Institute of Advanced Study.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGrewal, J. S. Guru Nanak in Western Scholarship. Indian Institute of Advanced Study, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGrewal, J. S. Guru Nanak in Western Scholarship. Indian Institute of Advanced Study, 1992.
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