00509    a2200169   4500082001700000100002100017245008200038260003700120300001900157440006500176504002900241650002100270650001000291650001300301650001200314653001300326  a514.3bW418s  aWeeks, Jeffrey R  aThe shape of spacebhow to visualize surfaces and three-dimentional manifolds  aNew YorkbMarcel Dekkerc[c1985]  ax, 324p.bfigs  aMonographs and textbooks in pure and applied mathematicsn96  aBibliography :p. 317-319  aThree- manifolds  aSpace  aTopology  aSurface  aAnalysis