TY  - BOOK
AU  - Beckwith, Thomas G  .
AU  - Lewis Back,N  .
AU  - Marangoni,D  .
TI  - Mechanical measurements / 
SN  - 81  85015  90  2  
U1  - 621.30287 
PY  - 1982///
CY  - Chennai : 
PB  - Narosa Publishing House , 
N1  - *CSS
ER  -