Indian National Trade Union Congress & Trivedi, H. N. (1977). Thirty years of the Indian National Trade Union Congress, 1947 to 1977: Review of the services rendered to Indian workers by the INTUC during three decades since its foundation on May 3, 1947. INTUC.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিIndian National Trade Union Congress এবং H. N. Trivedi. Thirty Years of the Indian National Trade Union Congress, 1947 to 1977: Review of the Services Rendered to Indian Workers by the INTUC During Three Decades Since Its Foundation on May 3, 1947. Bombay: INTUC, 1977.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিIndian National Trade Union Congress এবং H. N. Trivedi. Thirty Years of the Indian National Trade Union Congress, 1947 to 1977: Review of the Services Rendered to Indian Workers by the INTUC During Three Decades Since Its Foundation on May 3, 1947. INTUC, 1977.