John C. B. Webster, Christian Institute of Sikh Studies.Popular religion in the Punjab today. — Published for the Christian Institute of Sikh Studies, Batala, by I.S.P.C.K., 1974-12-01. — 162 с. Архивировано 20 августа 2016 года.
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John C. B. Webster, Christian Institute of Sikh Studies.Popular religion in the Punjab today. — Published for the Christian Institute of Sikh Studies, Batala, by I.S.P.C.K., 1974-12-01. — 162 с. Архивировано 20 августа 2016 года.