Murdock, J., Kamischke, E., & Kamischke, E. (2000). Discovering algebra: An investigative approach (preliminary ed. ; teacher's materials.). Key Curriculum Press.
芝加哥风格引文Murdock, Jerald, Ellen Kamischke, 与 Eric Kamischke. Discovering Algebra: An Investigative Approach. preliminary ed. ; teacher's materials. Emeryville, CA: Key Curriculum Press, 2000.
MLA引文Murdock, Jerald, et al. Discovering Algebra: An Investigative Approach. preliminary ed. ; teacher's materials. Key Curriculum Press, 2000.
警告：这些引文格式不一定是100％准确.