| 000 | 00533nam a22001697a 4500 | ||
|---|---|---|---|
| 003 | BD-DhUL | ||
| 005 | 20171226105158.0 | ||
| 008 | 161227s1973 enka|||| |||| 000 0 eng d | ||
| 040 |
_aBD-DhUL _cBD-DhUL |
||
| 082 |
_a727 _bCHS |
||
| 100 | 1 | _aChoudhury, N. K. D. | |
| 245 | 1 | 0 |
_aSound diffraction around movable partitions in teaching spaces / _cN. K. D. Choudhury |
| 260 |
_aBangkok : _bUNESCO Regional Office for Education in Asia, _c1973. |
||
| 300 |
_a61p. : _billus. ; _c29 cm. |
||
| 650 | _aMoving Pictures. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c142810 _d142810 |
||