Mathematics of Various Entertaining Subjects Research in Recreational Math Beineke Jennifer Heftet / 2019 / Engelsk
Mathematics of Various Entertaining Subjects Research in Recreational Math Beineke Jennifer Innbundet / 2015 / Engelsk
Satan, Cantor und die Unendlichkeit und 200 weitere verblüffende Tüfteleien Smullyan Raymond Heftet / 2014 / Tysk
Chess Mysteries of Sherlock Holmes Fifty Tantalizing Problems of Chess Detection Smullyan, Raymond M. Heftet / 2012 / Engelsk
Alice in Puzzle-Land A Carrollian Tale for Children Under Eighty Fitting Greer Heftet / 2012 / Engelsk
What is the Name of This Book? The Riddle of Dracula and Other Logical Puzzles Smullyan, Raymond M. Heftet / 2011 / Engelsk