000
00278nam a2200121Ia 4500
008
220201s1998 xx 000 0 eng d
082
_a
530
_b
KUM
100
_a
Kumar,S S
245
0
_a
Applied physics
260
_a
Delhi
_b
Tata Mcgraw hill
_c
1998
300
_a
Un-9
942
_2
ddc
999
_c
35519
_d
35519