Kapur Singh. (1970). Mansur al-Hallaj. Guru Gobind Singh Dept. of Religious Studies, Punjabi University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKapur Singh. Mansur Al-Hallaj. Patiala: Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKapur Singh. Mansur Al-Hallaj. Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1970.
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