000
00257nam a2200109Ia 4500
008
230125s9999 xx 000 0 und d
100
_a
NAYAK A.K
_9
6260
245
0
_a
VIGYAN SHIKSHAN
260
_b
AGARWAL PUB. AGRA
_c
2010-11
300
_a
164
942
_c
BK
999
_c
111851
_d
111851