Modern Drafting:an introduction to CAD.
Bethune James
Modern Drafting:an introduction to CAD. - 2nd ed. - Prentice-Hall 1989 - xii;415p.
Computer
4 / BET
Modern Drafting:an introduction to CAD. - 2nd ed. - Prentice-Hall 1989 - xii;415p.
Computer
4 / BET
