Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1985). Survey of household economic activities ... Sri Lanka. Dept. of Census and Statistics, Ministry of Plan Implementation.
Style de citation Chicago (17e éd.)Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Survey of Household Economic Activities ... Sri Lanka. [Colombo]: Dept. of Census and Statistics, Ministry of Plan Implementation, 1985.
Style de citation MLA (8e éd.)Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Survey of Household Economic Activities ... Sri Lanka. Dept. of Census and Statistics, Ministry of Plan Implementation, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.