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