Herbel-Eisenmann, B. A., & Cirillo, M. (2009). Promoting purposeful discourse: Teacher research in mathematics classrooms. National Council of Teachers of Mathematics.
Chicago Style (17th ed.) CitationHerbel-Eisenmann, Beth A., and Michelle Cirillo. Promoting Purposeful Discourse: Teacher Research in Mathematics Classrooms. Reston, VA: National Council of Teachers of Mathematics, 2009.
MLA (9th ed.) CitationHerbel-Eisenmann, Beth A., and Michelle Cirillo. Promoting Purposeful Discourse: Teacher Research in Mathematics Classrooms. National Council of Teachers of Mathematics, 2009.
Warning: These citations may not always be 100% accurate.