Echevarría, J., Vogt, M., & Short, D. (2010). Making content comprehensible for secondary English learners: The SIOP model. Allyn & Bacon.
Chicago Style (17th ed.) CitationEchevarría, Jana, MaryEllen Vogt, and Deborah Short. Making Content Comprehensible for Secondary English Learners: The SIOP Model. Boston: Allyn & Bacon, 2010.
MLA (8th ed.) CitationEchevarría, Jana, et al. Making Content Comprehensible for Secondary English Learners: The SIOP Model. Allyn & Bacon, 2010.
Warning: These citations may not always be 100% accurate.