TY  - BOOK
AU  - Khurmi, R S and Gupta, J K 
TI  - Theory of machines 
SN  - 9788121925242
U1  - 620.1 KHU  
PY  - 2015///
CY  - S. Chand & company Ltd. 
PB  - New Delhi 
KW  - Machine
ER  -