O´Connel, S., & SanGiovanni, . J. Mastering the basic math facts in addition and subtraction: Strategies, activities interventions to nove students beyond memorization.
Cita Chicago (17th ed.)O´Connel, Susan, i John SanGiovanni. Mastering the Basic Math Facts in Addition and Subtraction: Strategies, Activities Interventions to Nove Students Beyond Memorization.
Cita MLA (8th ed.)O´Connel, Susan, i John SanGiovanni. Mastering the Basic Math Facts in Addition and Subtraction: Strategies, Activities Interventions to Nove Students Beyond Memorization.
Atenció: Aquestes cites poden no estar 100% correctes.