Duggal, K. S. (1998). The prescribed Sikh prayers: = Nitnem (1. publ.). Abhinav Publications.
Cita Chicago Style (17a ed.)Duggal, Kartar Singh. The Prescribed Sikh Prayers: = Nitnem. 1. publ. New Delhi: Abhinav Publications, 1998.
Cita MLA (8a ed.)Duggal, Kartar Singh. The Prescribed Sikh Prayers: = Nitnem. 1. publ. Abhinav Publications, 1998.
Precaución: Estas citas no son 100% exactas.