• Statistical Compendium on Enviroment Statistics Sri Lanka: 1998 

  Department of Census and Statistics (Department of Census & Statistics:Colombo, 1998)
• An analysis of Tourist Arrivals in 1965 and Foreign Exchange Earnings from Tourism 

  Department of Census and Statistics (1967)
• Bulletin on Motor Vehicle Statistics 1979 

  Department of Census and Statistics (Department of Census & Statistics:Colombo, 1982-03-25)

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