"ashworth, v. "
introductory technical drawing 1: basic understanding: / v. ashworth - 1 ed. - u.k. : evans 1983. - ", 58p.; 18 cm."
0 237 50711 0
T351.5 / .A84 1982
introductory technical drawing 1: basic understanding: / v. ashworth - 1 ed. - u.k. : evans 1983. - ", 58p.; 18 cm."
0 237 50711 0
T351.5 / .A84 1982