| 000 | 00323nam a22001097a 4500 | ||
|---|---|---|---|
| 999 |
_c16243 _d16243 |
||
| 020 | _a978-1-77139-417-8 | ||
| 245 | _aCSA Z94.2-2014-Hearing Protection Devices - Performance, Selection, Care, And Use | ||
| 260 |
_aToronto : _bCanadian Standards Association, _c2014. |
||
| 300 | _a60 p. | ||
| 650 | _aHearing aids | ||
| 942 | _cST | ||