Otto, A. D., Caldwell, J. H., Lubinski, C. A., & Hancock, S. W. Developing essential understanding of multiplication and division for teaching mathematics in grades 3-5.
Chicago-viite (17. p.)Otto, Albert Dean, Janet H. Caldwell, Cheryl Ann Lubinski, ja Sarah Wallus Hancock. Developing Essential Understanding of Multiplication and Division for Teaching Mathematics in Grades 3-5.
MLA-viite (8. p.)Otto, Albert Dean, et al. Developing Essential Understanding of Multiplication and Division for Teaching Mathematics in Grades 3-5.
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