000
00284nam a2200109Ia 4500
008
220303s2011 xx 000 0 und d
041
_a
eng
082
_a
534 KUM/Pro
100
_a
Kumar, Raj
_9
113919
245
_a
Problems in waves and sound
260
_a
New Delhi
_b
Campus books
_c
2011
999
_c
122212
_d
122212