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.
Παραπομπή σε μορφή Chicago (17η εκδ.)Indian National Trade Union Congress και 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.
Παραπομπή σε μορφή MLA (8th εκδ.)Indian National Trade Union Congress και 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.