Witzel, B. S., & Little, M. E. (2016). Teaching elementary mathematics to struggling learners. The Guilford Press.
芝加哥风格引文Witzel, Bradley S., 与 Mary E. Little. Teaching Elementary Mathematics to Struggling Learners. New York, London: The Guilford Press, 2016.
MLA引文Witzel, Bradley S., 与 Mary E. Little. Teaching Elementary Mathematics to Struggling Learners. The Guilford Press, 2016.
警告：这些引文格式不一定是100％准确.