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A study of the effectiveness of programmed instruction in learning english as a second language by secondary school pupils
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| Format: | Electronic Thesis |
| Idioma: | English |
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| Accés en línia: | http://hdl.handle.net/10603/28711 |
| Descripció física: | lxii,188p. |
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| Bibliografia: | Bibliography p.164-188,Appendices |