Spangler, D. B. (2010). Strategies for teaching whole number computation: Using error analysis for intervention and assessment. Corwin.
Citazione stile Chigago Style (17a edizione)Spangler, David B. Strategies for Teaching Whole Number Computation: Using Error Analysis for Intervention and Assessment. Thousand Oaks, Calif: Corwin, 2010.
Citatione MLA (9a ed.)Spangler, David B. Strategies for Teaching Whole Number Computation: Using Error Analysis for Intervention and Assessment. Corwin, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.