International Seminar on the Life and Teachings of Guru Nanak Punjabi University & Singh, H. (1975). Perspectives on Guru Nanak: Seminar papers. Guru Gobind Singh Dept. of Religious Studies, Punjabi University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Seminar on the Life and Teachings of Guru Nanak Punjabi University و Harbans Singh. Perspectives on Guru Nanak: Seminar Papers. Patiala: Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Seminar on the Life and Teachings of Guru Nanak Punjabi University و Harbans Singh. Perspectives on Guru Nanak: Seminar Papers. Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.