Grade Five Competition from the Leningrad Mathematical OlympiadKseniya Garaschuk, Andy LiuHäftad689 kr
Mathematical Puzzle Tales from Mount OlympusAndy Liu, Canada) Liu, Andy (University of AlbertaInbunden1 189 kr
Tasty Japanese Morsels in Recreational MathematicsYoshiyuki Kotani, Toshihiro Kawamata, Andy Liu, George SichermanHäftad579 kr
Mathematical Puzzle Tales from Mount OlympusAndy Liu, Canada) Liu, Andy (University of AlbertaHäftad489 kr
Mathematical Recreations from the Tournament of the TownsAndy Liu, Peter Taylor, Canada) Liu, Andy (University of Alberta, Australia) Taylor, Peter (University of CanberraInbunden879 kr
Grade Five Competition from the Leningrad Mathematical OlympiadKseniya Garaschuk, Andy LiuInbunden689 kr