TY  - BOOK
AU  - Roy, K P...etal
AU  - S K Hajra Choudhury,A K Hajra Choudhury
TI  - Elements of mechanical enginering
SN  - 8185009057
U1  - 621 ROY-E7 
PY  - 2014///
CY  - Mumbai
PB  - Media Promoters & Publishers Pvt. Ltd.
ER  -