TY  - BOOK
AU  - Besterfield,Dale H.
AU  - OʼHagan,Robert E.
TI  - Technical sketching with an introduction  to CAD: for engineers, technologists, and technicians 
SN  - 0134725727
AV  - T359 .B47 1998
U1  - 604.2 21
PY  - 1998///
CY  - Upper Saddle River, N.J.
PB  - Merrill Prentice Hall
KW  - Freehand technical sketching
N1  - Includes index
ER  -