TY  - BOOK
AU  - Dhawan,R.K.
TI  - Textbook of machine drawings
U1  - 621.815DHA 
PY  - 2010///
CY  - [S.l.]
PB  - S Chand & Co Ltd
KW  - Machinery
KW  - Machine design
UR  - http://www.amazon.com/exec/obidos/ASIN/8121908248/chopaconline-20
ER  -