India.Indian Institute for Regional Development Studies.Kottayam. (1978). Steel industry in India: A new perspective : reports of the sixth study groups constituted by steel authority of India on various problems facing the steel industry to-day. India Book Exchange.
শিকাগো স্টাইলে সাইটেশনIndia.Indian Institute for Regional Development Studies.Kottayam. Steel Industry in India: A New Perspective : Reports of the Sixth Study Groups Constituted by Steel Authority of India on Various Problems Facing the Steel Industry To-day. Calcutta: India Book Exchange, 1978.
এমএলএ সাইটেশনIndia.Indian Institute for Regional Development Studies.Kottayam. Steel Industry in India: A New Perspective : Reports of the Sixth Study Groups Constituted by Steel Authority of India on Various Problems Facing the Steel Industry To-day. India Book Exchange, 1978.