000
00321nam a2200145Ia 4500
020
_a
81-7245-090-7
082
_b
1105044
_a
-
100
_a
"Sethi M. R"
245
0
_a
250 Challenging Puzzles
260
_a
India
_c
2005
300
_a
85
944
_c
BK
999
_c
381803
_d
381803