Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1993). Annual survey of construction industries. Dept. of Census and Statistics, Ministry of Interior.
Chicago Style (17th ed.) CitationSri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Annual Survey of Construction Industries. Colombo, Sri Lanka: Dept. of Census and Statistics, Ministry of Interior, 1993.
MLA (8th ed.) CitationSri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Annual Survey of Construction Industries. Dept. of Census and Statistics, Ministry of Interior, 1993.
Warning: These citations may not always be 100% accurate.