TY  - BOOK
AU  - Bansal,B.B.
AU  - National Council of Educational Research and Training
ED  - Pandit Sunderlal Sharma Central Institute of Vocational Education
TI  - Engineering science and mechanical measurement: text book for class xi paper 1 
U1  - 744.42207 
PY  - 2000///
CY  - New Delhi
PB  - National Council of Educational Research and Training
ER  -