Showing 1 - 3 of 3 Results
1.
Riddles in Mathematics by Northrop, Eugene P., Silver... ISBN: 9780486780160 List Price: $12.95
2.
Riddles in Mathematics: A Book of Paradoxes by Northrop, Eugene P. ISBN: 9780882752730 List Price: $29.50
3.
Riddles in Mathematics: a Book of Paradoxes: a Book of Paradoxes by Northrop, Eugene P. ISBN: 9780486795003