000
00297nam a2200097Ia 45e0
008
170804s1992 xx 000 0 und d
020
_a
9780486270784
100
_a
Boris A Kordemsky
245
_a
The Muscow Puzzles 359 Mathematical Recreations
260
_b
Dover Publications, Inc
_c
1992
999
_c
176
_d
176