| 000 | 00917nam a2200265 a 4500 | ||
|---|---|---|---|
| 005 | 20150623171635.0 | ||
| 007 | a| ||||| | ||
| 008 | 070522s1993 000 0 eng d | ||
| 060 | _bES | ||
| 082 | _a530.81 | ||
| 084 |
_a530.81 _bES |
||
| 100 | 1 | _aEl-Aidy , Mahmoud Youness . | |
| 245 | 1 | 0 |
_aSubjective and objective measurements of sound attenuation by ear protectors of circumaural type . _h[Thesis /] _cMahmoud Youness El-Aidy . |
| 246 | 1 | 5 | _aقياسات موضوعية وشخصية عن خفض الضوضاء بواسطة واقية السمع حول الاذنية . |
| 260 | _c1993. | ||
| 300 |
_a86 p : _bill ; _c29 cm. |
||
| 500 | _aincludes summary in arabic. | ||
| 502 | _aThesis (M.S ) -- Cairo University, 1993. | ||
| 504 | _aincludes bibliogrphic referance (77-86). | ||
| 521 | _aAll age. | ||
| 700 | 1 | _aEl-Aidy , Mahmoud Youness . | |
| 001 | 0000055286 | ||
| 003 | 0000 | ||
| 942 | _cTHE | ||
| 999 |
_c37477 _d37477 |
||