| 000 | 00619npc a22001697a 4500 | ||
|---|---|---|---|
| 999 |
_c7617 _d7617 |
||
| 003 | KMLcat | ||
| 008 | 181213b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEng | ||
| 100 |
_aPathirana, P. T. H. _estu _929208 |
||
| 700 |
_aIleperuma, D. _esupv _929209 |
||
| 245 | _aComparison of the effectiveness of the vocal hygiene program among primary school teachers with self- reported voice problems in the Matara educationa zone | ||
| 260 |
_aKelaniya _bUniversity of Kelaniya _c2018 _g2018 |
||
| 300 |
_ax, 56 p. _c30 cm. |
||
| 500 | _aCORE 4443X Research Project | ||
| 655 |
_aStudent Research Reports _931451 |
||
| 942 |
_2ddc _cRPR |
||