Ervin, Daniel. "Highline Public Schools Intermediate Word Study Differentiation Guide". OER Commons. Institute for the Study of Knowledge Management in Education, 07 Jun. 2019. Web. 14 Jun. 2021. <https://www.oercommons.org/authoring/54895-highline-public-schools-intermediate-word-study-di>.
Ervin, D. (2019, June 07). Highline Public Schools Intermediate Word Study Differentiation Guide. OER Commons. Retrieved June 14, 2021, from https://www.oercommons.org/authoring/54895-highline-public-schools-intermediate-word-study-di.