Dyfyniad APA

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1980). Bulletin of selected retail prices, 1978 to 1980. Dept. of Census and Statistics, Ministry of Plan Implementation.

Dyfyniad Arddull Chicago

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Bulletin of Selected Retail Prices, 1978 to 1980. [Colombo]: Dept. of Census and Statistics, Ministry of Plan Implementation, 1980.

Dyfyniad MLA

Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Bulletin of Selected Retail Prices, 1978 to 1980. Dept. of Census and Statistics, Ministry of Plan Implementation, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.