00342nam a2200145 a 450000100060000000300090000600800410001504000280005608200160008410000250010024500150012526000310014030000100017165000150018113108CO-ViMGA141112s2004    ck      r     000 u spa d  aCO-ViMGAbspacCO-ViMGA04a526.9 T67t21 aTorres, Nieto Alvaro10aTopografia  aBogotá : bNorma, c1980  a305p.14aTOPOGRAFIA