000
nam a22 7a 4500
999
_c
193644
_d
193644
020
_a
8123743288
040
_c
CUS
082
_a
823.083
_b
DAS/P
100
_a
Das,S
245
_a
Pappu's problem /
_c
Sashiprabha das
260
_a
New Delhi
_b
National Book Trust,India
_c
2004
300
_a
46
_b
PB
942
_c
CH32