Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1978). Bulletin of selected urban retail price statistics, 1975-1977/1978. Dept. of Census and Statistics, Ministry of Plan Implementation.
Lua i Stíl Chicago (17ú heag.)Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Bulletin of Selected Urban Retail Price Statistics, 1975-1977/1978. Colombo: Dept. of Census and Statistics, Ministry of Plan Implementation, 1978.
Lua MLA (8ú heag.)Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Bulletin of Selected Urban Retail Price Statistics, 1975-1977/1978. Dept. of Census and Statistics, Ministry of Plan Implementation, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.