TY  - BOOK
AU  - Dhawan, R.K. Dr
TI  - A Textbook of Engineering Drawing: In First Angle Projection 
SN  - 9788121914314
U1  - 604.2 DHA 
PY  - 2016///
CY  - New Delhi
PB  - S.Chand
KW  - Engineering Drawing
ER  -