Lehrer, R., Slovin, H., Dougherty, B. J., & Zbiek, R. M. Developing essential understanding of geometry and measurement for teaching mathematics in grades 3-5.
Chicago-referens (17:e uppl.)Lehrer, Richard, Hannah Slovin, Barbara J. Dougherty, och Rose Mary Zbiek. Developing Essential Understanding of Geometry and Measurement for Teaching Mathematics in Grades 3-5.
MLA-referens (8:e uppl.)Lehrer, Richard, et al. Developing Essential Understanding of Geometry and Measurement for Teaching Mathematics in Grades 3-5.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.