000
00307nam a2200133Ia 4500
008
191201s1964 xx 000 0 und d
082
_a
534
100
_a
SINGH,Harnam
245
0
_a
Principles of Sound
260
_a
N. Delhi
_b
Atma Ram and Sons
_c
1964
300
_a
284
650
_a
Applied
942
_2
ddc
_c
BK
999
_c
587
_d
587