Consumers' Association of Singapore. (1971). CASE report. Consumers Association of Singapore.
Lua i Stíl Chicago (17ú heag.)Consumers' Association of Singapore. CASE Report. Singapore: Consumers Association of Singapore, 1971.
Lua MLA (8ú heag.)Consumers' Association of Singapore. CASE Report. Consumers Association of Singapore, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.