Concepts of technical graphics /
Duff, Jon M., 1948-
Concepts of technical graphics / Jon M. Duff. - Boston : PWS-Kent Pub., c1990. - xxviii, 333 p. : ill. (some col.) ; 25 cm. - PWS-Kent series in engineering .
0534918603 9780534918606
89039278
Engineering graphics.
Industrial / commercial art & design
604.2
Concepts of technical graphics / Jon M. Duff. - Boston : PWS-Kent Pub., c1990. - xxviii, 333 p. : ill. (some col.) ; 25 cm. - PWS-Kent series in engineering .
0534918603 9780534918606
89039278
Engineering graphics.
Industrial / commercial art & design
604.2