TY  - BOOK
AU  - Helsel, Jay D
AU  - Short, Dennis R
TI  - Drawing workbook to accompany engineering drawing and design
SN  - 9780073319322
U1  - 620.0042 HEL 
PY  - 2008///
CY  - Boston
PB  - McGraw-Hill Higher Education
KW  - Engineering design
KW  - Mechanical drawing
ER  -