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Effects Of Noise Level In School Environment On Achievement, Psychological Adjustment And Health Conditions Of Secondary School Pupils
| Main Authors: | , |
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| Formato: | Ph.D Thesis |
| Idioma: | Undetermined |
| Publicado: |
Thiruvananthapuram :
Dept of Education,University of Kerala ,
1998
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| descrición da copia: | copy of P103 |
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