31st Session All-India Trade Union Congress : Reports on Industries. Reports on Condition of Workers in Certain Industries. Visakhapatnam, 26

All-India Trade Union Congress2026-04-161980https://dans.nls.ac.in/handle/123456789/2872Includes reports on the following industries: Road transport31st Session All-India Trade Union Congress : Reports on Industries. Reports on Condition of Workers in Certain Industries. Visakhapatnam, 26 - 31 October 1980