Gupta, P. S. (1980). A short history of All-India Trade Union Congress, 1920-1947. AITUC.
Lua i Stíl Chicago (17ú heag.)Gupta, Prem Sagar. A Short History of All-India Trade Union Congress, 1920-1947. New Delhi: AITUC, 1980.
Lua MLA (8ú heag.)Gupta, Prem Sagar. A Short History of All-India Trade Union Congress, 1920-1947. AITUC, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.