Ardaman Singh, d. 1. (1977). Guru Nanak's solution of national unity and integration (2d ed.). Dept. of Guru Nanak Sikh Studies, Panjab University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArdaman Singh, d. 1976. Guru Nanak's Solution of National Unity and Integration. 2d ed. Chandigarh: Dept. of Guru Nanak Sikh Studies, Panjab University, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रArdaman Singh, d. 1976. Guru Nanak's Solution of National Unity and Integration. 2d ed. Dept. of Guru Nanak Sikh Studies, Panjab University, 1977.
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