Nīlakaṇṭha Somayājī & Sarma, K. V. (1976). Siddhāntadarpaṇam =: Mirror of the laws of astronomy of Nīlakaṇṭha Somayāji : with auto-commentary. Vishveshvaranand Vishva Bandhu Institute of Sanskrit and Indological Studies, Punjab University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nīlakaṇṭha Somayājī و K. Venkateswara Sarma. Siddhāntadarpaṇam =: Mirror of the Laws of Astronomy of Nīlakaṇṭha Somayāji : With Auto-commentary. Hoshiarpur: Vishveshvaranand Vishva Bandhu Institute of Sanskrit and Indological Studies, Punjab University, 1976.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Nīlakaṇṭha Somayājī و K. Venkateswara Sarma. Siddhāntadarpaṇam =: Mirror of the Laws of Astronomy of Nīlakaṇṭha Somayāji : With Auto-commentary. Vishveshvaranand Vishva Bandhu Institute of Sanskrit and Indological Studies, Punjab University, 1976.