Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1980). National accounts of Sri Lanka, 1971-1979. Dept. of Census and Statistics, Ministry of Plan Implementation.
Chicago (17e ed.) BronvermeldingSri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. National Accounts of Sri Lanka, 1971-1979. [Colombo]: Dept. of Census and Statistics, Ministry of Plan Implementation, 1980.
MLA (8e ed.) BronvermeldingSri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. National Accounts of Sri Lanka, 1971-1979. Dept. of Census and Statistics, Ministry of Plan Implementation, 1980.
Let op: Deze citaties zijn niet altijd 100% accuraat.