TY  - GEN
AU  - Mehta, Y.B. 
AU  - Gupta, Vijay
TI  - Workshop calculation and science
SN  - 9789352165933
U1  - 621.7 
PY  - 2019///
CY  - New Delhi : 
PB  - Dhanpat Rai publishing company
KW  - Machine-shop practice
ER  -