“Section 3: Social, Demographic & Economic Profile”(PDF). 《City Development Plan-Gangtok City》. Jawaharlal Nehru National Urban Renewal Mission, Ministry of Urban Development, Government of India. 9 April 2011에 원본 문서(PDF)에서 보존된 문서. 28 June 2011에 확인함.
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“Section 3: Social, Demographic & Economic Profile”(PDF). 《City Development Plan-Gangtok City》. Jawaharlal Nehru National Urban Renewal Mission, Ministry of Urban Development, Government of India. 9 April 2011에 원본 문서(PDF)에서 보존된 문서. 28 June 2011에 확인함.