000
00286nam a2200121Ia 4500
008
210219s9999||||xx |||||||||||||| ||und||
082
_a
534
_b
K145T
100
_a
Khanna D R
245
2
_a
A text book of sound
_c
Khanna D R
260
_a
Delhi
_b
Atma Ram
_c
1992
300
_a
508
942
_c
BK
999
_c
2655
_d
2655