(Zawojewski, Chamberlin, Hjalmarson, & Lewis, in press)

Zawojewski, J., Chamberlin, M., Hjalmarson, M., & Lewis, C. (in press). Designing design studies for professional development in mathematics education: Studying teachers' interpretive systems. In A. E. Kelly, R. A. Lesh, & J. Y. Baek (Eds.), Handbook of design research methods in education. Mahwah, NJ: Lawrence Erlbaum Associates.