TY  - GEN
AU  - Rooplal
AU  - Tiwari, S.K. 
AU  - Bhardwaj, R.P.
TI  - Elements of mechanical engineering
SN  - 9789383137640
U1  - 621.3 
CY  - New Delhi : 
PB  - Vayu education of India
KW  - Mechanical engineering
ER  -