Gardner, Martin
Wheels: life and other mathematical amusements / Martin Gardner - New York : W. H. Freeman and co., 1983. - ix, 261p.
9780716715894
Mathematical : Recreation
793.74
Wheels: life and other mathematical amusements / Martin Gardner - New York : W. H. Freeman and co., 1983. - ix, 261p.
9780716715894
Mathematical : Recreation
793.74