TY  - BOOK
AU  - Behl, S. K. 
AU  - Yadav, Karan Singh
AU  - Chhatwal, G. R.
TI  - Workshop calculation and science
U1  - 510.2462 
PY  - 1978///
CY  - Delhi
PB  - New Asian
N1  - Contents:For electrician, electroplater, refrigerator and air conditioning Radio and T.V., electronics, motor mechanics, wireman, machinist, instrument mechanic, draughtsmanship etc. and apprentices courses
ER  -