| 000 | 00395nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 230327s9999 xx 000 0 und d | ||
| 020 | _a0 | ||
| 082 |
_a629.1333 _bDIR |
||
| 100 | _aDirector General of Civil Aviation. | ||
| 245 | 0 | _aDGCA circulars: airwirthiness advisory circulars (AAC) | |
| 260 |
_aNew Delhi: _bDirector General of Civil Aviation. _c2020 |
||
| 650 | _aOther branches of engineering | ||
| 999 |
_c28919 _d28919 |
||