Telecommunication Authority of Singapore. (1974). TAS: Merger report , 1 April 1974. TAS.
Lua i Stíl Chicago (17ú heag.)Telecommunication Authority of Singapore. TAS: Merger Report , 1 April 1974. [Singapore]: TAS, 1974.
Lua MLA (8ú heag.)Telecommunication Authority of Singapore. TAS: Merger Report , 1 April 1974. TAS, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.