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  1. Understanding Second Language Acquisition | Lourdes Ortega

  2. Understanding Second Language Acquisition (Understanding Language)

  3. Understanding second language acquisition, 2nd edition, Rod …

  4. Understanding Second Language Acquisition - 1st Edition

  5. Understanding Second Language Acquisition - Google Books

  6. Understanding second language acquisition : Ortega, Lourdes : …

  7. UNDERSTANDING SECOND LANGUAGE ACQUISITION - ProQuest

  8. Understanding Second Language Acquisition 2nd Edition

  9. Understanding Second Language Acquisition 2nd Edition

  10. Understanding Second Language Acquisition - Google Books