TY  - BOOK
AU  - Hannah, John. 
AU  - Stephens, R. C., 
TI  - Mechanics of Machines: Elementary Theory and Examples 
SN  - 8176490784
U1  - 620.1054 
PY  - 1999///.
CY  - New Delhi
PB  - Viva Books Private Limited, 
ER  -