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| Bilingualism | 1 |
| Instructional Effectiveness | 1 |
| Language Proficiency | 1 |
| Language Research | 1 |
| Language Skill Attrition | 1 |
| Retention (Psychology) | 1 |
| Second Language Instruction | 1 |
| Second Language Learning | 1 |
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| Studies in Second Language… | 1 |
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| Cohen, Andrew D. | 1 |
| Weltens, Bert | 1 |
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Peer reviewedWeltens, Bert; Cohen, Andrew D. – Studies in Second Language Acquisition, 1989
Reviews key issues generally addressed in studies of language attrition, including the effects of instructional methods on long-term retention, the effects of proficiency level on attrition, attrition's different effects on various language skills, typical forgetting curves, and typical attrition orders. 26 references.(CB)
Descriptors: Bilingualism, Instructional Effectiveness, Language Proficiency, Language Research
