Fosnot, C. T., & Dolk, M. L. A. M. (2001). Young mathematicians at work: Constructing number sense, addition, and subtraction. Heinemann.
Chicago Style (17th ed.) CitationFosnot, Catherine Twomey, and Maarten Ludovicus Antonius Marie Dolk. Young Mathematicians at Work: Constructing Number Sense, Addition, and Subtraction. Portsmouth, N.H: Heinemann, 2001.
MLA (9th ed.) CitationFosnot, Catherine Twomey, and Maarten Ludovicus Antonius Marie Dolk. Young Mathematicians at Work: Constructing Number Sense, Addition, and Subtraction. Heinemann, 2001.
Warning: These citations may not always be 100% accurate.