TY - BOOK T1 - Problems in industrial technical illustration A1 - Duff, Jon M. 1948- LA - English PP - Monterey, Calif. PB - Brooks/Cole Engineering Division YR - 1983 UL - https://tuklas.up.edu.ph/Record/UP-99796217608207705 OP - 205 CN - T 11.8 D84 SN - 0534029051 KW - Technical illustration. ER -