TY  - BOOK
AU  - Roy, K P Choudhury, S K Hajra Choudhury, A K Hajra
TI  - Elements of mechanical engineering
SN  - 81850990507
U1  - 621  ROY;24 
PY  - 1986///
CY  - Bombay
PB  - Media Promoters
KW  - Mechanical engineering
ER  -