00312nam a2200121Ia 4500020001800000082001700018100002000035245003600055260003200091300000900123650004100132700001700173  a9781482234718  a516.22 UMB/T  aUmble, Ronald N 0aTransformational plane geometry  bCrc PressaBoca Ratonc2015  a212p  aMathematics Geometry, Plane Calculas  aHan, Zhigang