000
00260nam a2200109Ia 4500
008
230512s9999 xx 000 0 und d
100
_a
lakhmir singh
245
0
_a
Science and technology class 9th
260
_a
delhi
_b
s.chand
650
_a
science
942
_c
BK
999
_c
6879
_d
6879