000 | 00301pam a2200109a 44500 | ||
---|---|---|---|
082 |
_aTR _bRI-9298 |
||
100 | _aJ. Alton Burks | ||
245 | 1 | _aEffect of selected physical agents on the performance of acoustically absorptive materials | |
260 |
_a _b _c |
||
700 | _aE. R. Spencer | ||
997 | _aTR6671 C | ||
999 |
_c405832 _d405832 |