TY  - BOOK
AU  - Ryan, Daniel L.
TI  - CAD/CAE descriptive geometry
SN  - 0849342732
U1  - 604.2015166 
PY  - 1992///
CY  - Boca Raton
PB  - Crc Press
KW  - Computer- Aided engineering
KW  - Geometry, Descriptive -- Data processing
ER  -