TY - BOOK AU - CHOUDHURY, S. K. HAJRA AU - CHOUDHURY, A. K. HAJRA TI - ELEMENTS OF WORKSHOP TECHNOLOGY VOL. 1 SN - 8185099146 U1 - 684/CHO/CHO-1 PY - 2006/// CY - MUMBAI. PB - MEDIA PROMOTERS & PUBLISHERS PVT. LTD. ER -