TY  - BOOK
AU  - Khurmi R.S and Gupta J.K 
TI  - Mechanical engineering 
SN  - 8121906288
U1  - 620 KHU  
PY  - 2014///
CY  - S. Chand and company Ltd. 
PB  - New Delhi 
KW  - MECHANICHAL
ER  -