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  1. 1

    Making content comprehensible for secondary English learners : the SIOP model by Echevarría, Jana, 1956-

    Boston : Allyn & Bacon 2010
    Format: Book


  2. 2

    The SIOP model for teaching mathematics to English learners by Echevarría, Jana, 1956-

    Boston : Pearson, 2010
    Format: Book