Geometry In Our Three-dimensional WorldAlfred S Posamentier, Robert Geretschlager og 5 andreInnbundetEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Geometric Gems: An Appreciation For Geometric Curiosities - Volume I: The Wonders Of TrianglesAlfred S Posamentier, Robert GeretschlagerPocketEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Geometric Gems: An Appreciation For Geometric Curiosities - Volume Iii: The Wonders Of CirclesAlfred S Posamentier, Robert GeretschlagerPocketEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Central European Olympiad, A: The Mathematical DuelJaroslav Svrcek, Robert Geretschlager og 1 annenInnbundetEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Geometry In Our Three-dimensional WorldAlfred S Posamentier, Robert Geretschlager og 5 andrePocketEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Mathematical Nuggets From Austria: Selected Problems From The Styrian Mid-secondary School Mathematics CompetitionsGottfried Perz, Robert GeretschlagerInnbundetEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Mathematical Nuggets From Austria: Selected Problems From The Styrian Mid-secondary School Mathematics CompetitionsGottfried Perz, Robert GeretschlagerPocketEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager
Geometric Gems: An Appreciation For Geometric Curiosities - Volume I: The Wonders Of TrianglesAlfred S Posamentier, Robert GeretschlagerInnbundetEngelskDel av serien Problem Solving in Mathematics and BeyondLegg i handlekurvNettlager