The Moscow puzzles:
Kordemsky, Boris A. 1907-
The Moscow puzzles: 359 mathematical recreations - New York: Dover, 1972. - 299 p.: il. ; 21 cm. - Dover books on mathematical and word recreations . - Dover books on mathematical and word recreations .
0486270785
MATEMATICAS RECREATIVAS
The Moscow puzzles: 359 mathematical recreations - New York: Dover, 1972. - 299 p.: il. ; 21 cm. - Dover books on mathematical and word recreations . - Dover books on mathematical and word recreations .
0486270785
MATEMATICAS RECREATIVAS