TY  - BOOK
AU  - Gujral, I. S.
AU  - Shende, S.
TI  - Ingineering drawing (Descriptive Geometry)
U1  - 604.2 
PY  - 1977///
CY  - Delhi
PB  - Dhanpat Rai
KW  - Engeering- Drawing
KW  - Projection theory
ER  -