Margo's publications include more than 90 articles, monographs, handbooks, guides, technical reports, chapters and assessments. Her latest books include Assessing multilingual learners: A month-to-month guide (2017), Language power: Key uses for accessing content (with Castro), Assessing English language learners: Bridges to equity, 2nd Ed. (2016). She is co-author (with Ernst-Slavit, 2014) of Academic language in diverse classrooms: Definitions and contexts, a foundational book for a co-edited series Promoting content and language learning (a compendium of 3 mathematics and 3 language arts volumes, 2014, 2013). Her other books include: Common language assessment for English learners (2012); Paper to practice: Using the TESOL's English Language Proficiency Standards in preK-12 classrooms (with Katz & Ernst-Slavit, 2009); and Assessment and accountability in language education programs: A guide for administrators and teachers (with Nguyen, 2007).