ADH'P22 PHD/4 Adhikary, Sudipta Changing role of trade unions towards organizational development : a socio legal approach with special reference to Kolkata and Howrah / Sudipta Adhikary. – Kolkata : Brainware University, 2022 xix, 253 []p Rs. . Trade Unions . Banerjee, Kaushik , Supervisor |