APA aipamena

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1985). Survey of household economic activities ... Sri Lanka. Dept. of Census and Statistics, Ministry of Plan Implementation.

Chicago Style aipamena

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Survey of Household Economic Activities ... Sri Lanka. [Colombo]: Dept. of Census and Statistics, Ministry of Plan Implementation, 1985.

MLA aipamena

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Survey of Household Economic Activities ... Sri Lanka. Dept. of Census and Statistics, Ministry of Plan Implementation, 1985.