"ashworth, v j. "
introductory technical drawing 1:basic understanding: / v.j. ashworth - ed. - uk : evans 1983. - ", 58p.; 19 cm."
0 237 50711 0
T351.5 / .A84 1982
introductory technical drawing 1:basic understanding: / v.j. ashworth - ed. - uk : evans 1983. - ", 58p.; 19 cm."
0 237 50711 0
T351.5 / .A84 1982