Parmar, R.S. (Dr.) Welding engineering and technology / R.S. Parmar (Dr.) - New Delhi: Khanna Publishers, 1979. - xx,1374p.: ill.; appendices, references, index (21cm) Includes index ISBN: 9788174090282 Source: Purchase Subjects--Topical Terms: Welding engineering--Textbook LC Class. No.: TS227 / .P37