Choudhury, Samir Kumar Hajra Elements of workshop technology / Samir Kumar Hajra Choudhury and S. K. Bose. - 1st ed. - Bomby, Oxford Book Co. c1978. - 571 p. illus., diagrs. 25 cm. English LCCN: sa 64002447 Subjects--Topical Terms: Metal-work--Handbooks, manuals, etc. LC Class. No.: TS210 / .R66 Dewey Class. No.: 621.75/CHE