000
00307nam a2200133Ia 4500
008
230929s1988||||xx |||||||||||||| ||und||
100
_a
Rajendra kumar
245
0
_a
World-Famous Discoveries
250
_a
3rd
260
_a
New Delhi
_b
Pustak Mahal
_c
1988
300
_a
128
650
_a
ENGLISH
942
_c
BK
999
_c
3609
_d
3609