Singapore International Chamber of Commerce. Economic bulletin. Singapore International Chamber of Commerce.
Lua i Stíl Chicago (17ú heag.)Singapore International Chamber of Commerce. Economic Bulletin. Singapore: Singapore International Chamber of Commerce.
Lua MLA (8ú heag.)Singapore International Chamber of Commerce. Economic Bulletin. Singapore International Chamber of Commerce.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.