TY  - BOOK
AU  - Besterfield 
AU  - O'Hagan, Robert E.
TI  - Technical sketching for engineers, technologists, and technicians 
SN  - 0134725727
U1  - 604.2 BES 1998 
PY  - 1998///
CY  - Upper Saddle River, New Jersey
PB  - Prentice-Hall
KW  - Freehand technical sketching
N1  - Includes indexes
ER  -