on conceptual and

procedural knowledge in calculus. Educational Studies in Mathematics, 42, 165 - 177.

Powell, A. B. (1997). Capturing, examining, and responding to mathematical thinking through writing. The Clearing House, 71, 21 - 25.

Pugalee, D. K. (1997). Connecting writing to the mathematics curriculum. Mathematics Teacher, 90, 308 - 310.

Pugalee, D. K., (2004). A comparison of verbal and written descriptions of students’ problem solving processes. Educational Studies in Mathematics, 55, 27 - 47.

Pugalee, D. K. (2005). Writing for mathematical understanding. Norwood, MA: Christopher

Gordon Publishers.

Raymond, A. M., & Leinenbach, M. (2000). Collaborative action research on the learning and teaching of algebra: A story of one mathematics teacher’s development. Educational Studies in Mathematics, 41, 283 - 307.

Schratz, M. (1992). Researching while teaching: An action research approach in higher

education. Studies in Higher Education, 17(1), 81 - 95.

Sfard, A. (2003). Balancing the unbalanceable: The NCTM standards in light of theories of

learning mathematics. In J. Kilpatrick, W. G. Martin, & D. Schifter (Eds.), A research companion to principles and standards for school mathematics (pp. 353 - 392). Reston, VA: National Council of Teachers of Mathematics.

Sierpinska, A. (1998). Three epistemologies, three views of classroom communication:

Constructivism, sociocultural approaches, interactionism. In H. Steinbring, M. G. Bartolini Bussi & A. Sierpinska (Eds.), Language and communication in the mathematics classroom (pp. 30 - 62). Reston, VA: National Council of Teachers of Mathematics.

Steele, D. F. (2001). The interfacing of prospective and inservice experiences of reform-based teaching: A longitudinal study. Journal of