000			003190000a22001330004500
245			_aIntroduction to digital computer plotting
100			_aSmith, T.C.
100			_aPao, Y.C.
260			_aNew York _bGordon and Breach _c1973
300			_a86 p.
080			_a621.7:744:681.32 _bS6
041			_aEN
942			_cBK
999			_c103357 _d103357