Narang, G. C. (1960). Transformation of Sikhism (5th ed.). New book society of India.
Cita Chicago (17th ed.)Narang, Gokul Chand. Transformation of Sikhism. 5th ed. New Delhi: New book society of India, 1960.
Cita MLA (8th ed.)Narang, Gokul Chand. Transformation of Sikhism. 5th ed. New book society of India, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.