கோபர்தங்கா (Tamil Wikipedia)

"District Statistical Handbook". North 24 Parganas 2013, Tables 2.1, 2.2, 2.4b. Department of Statistics and Programme Implementation, Government of West Bengal. Archived from the original on 21 ஜனவரி 2019. Retrieved 2 May 2018. {{cite web}}: Check date values in: |archive-date= (help)

web.archive.org

"Official Granted Chairman". Archived from the original on 24 August 2021. Retrieved 24 August 2021.{{cite web}}: CS1 maint: bot: original URL status unknown (link)
"District Statistical Handbook". North 24 Parganas 2013, Tables 2.1, 2.2, 2.4b. Department of Statistics and Programme Implementation, Government of West Bengal. Archived from the original on 21 ஜனவரி 2019. Retrieved 2 May 2018. {{cite web}}: Check date values in: |archive-date= (help)