000 00354nam a2200133Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a604.2
100 _aOPEN University
245 0 _aPreliminary course in engineering Drawing
260 _aSRI LANKA
_bThe Open University of Sri La
_cnka 1983
300 _a178p.
942 _cPR
999 _c53609
_d53609