Flores, A., Dougherty, B. J., Everett, L., & Sophian, C. Developing essential understanding of number and numeration for teaching mathematics in prekindergarten - grade 2 (3a ed., reimpresión.).
Citação norma ChicagoFlores, Alfinio, Barbara J. Dougherty, Louis Everett, and Catherine Sophian. Developing Essential Understanding of Number and Numeration for Teaching Mathematics in Prekindergarten - Grade 2. 3a ed., reimpresión.
Citação norma MLAFlores, Alfinio, et al. Developing Essential Understanding of Number and Numeration for Teaching Mathematics in Prekindergarten - Grade 2. 3a ed., reimpresión.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.