Singh, H. (1969). Guru Nanak and origins of the Sikh faith. Asia Pub. House.
Chicago-viite (17. p.)Singh, Harbans. Guru Nanak and Origins of the Sikh Faith. Bombay, New York: Asia Pub. House, 1969.
MLA-viite (8. p.)Singh, Harbans. Guru Nanak and Origins of the Sikh Faith. Asia Pub. House, 1969.
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