"HAJRA CHOUDHURY S K, BOSE SK & HAJRA CHOUDHURY A K"
ELEMENTS OF WORKSHOP TECHNOLOGY VOL - II : machine Tools - 8 - MEDIA PROMOTERS & PUB. PVT. LTD; BOMBAY 1987
ELEMENTS OF WORKSHOP TECHNOLOGY VOL - II : machine Tools - 8 - MEDIA PROMOTERS & PUB. PVT. LTD; BOMBAY 1987