O´Connel, S., & SanGiovanni, . J. Mastering the basic math facts in addition and subtraction: Strategies, activities interventions to nove students beyond memorization.
Цитирование в стиле Чикаго (17-е изд.)O´Connel, Susan, и John SanGiovanni. Mastering the Basic Math Facts in Addition and Subtraction: Strategies, Activities Interventions to Nove Students Beyond Memorization.
Цитирование MLA (8-е изд.)O´Connel, Susan, и John SanGiovanni. Mastering the Basic Math Facts in Addition and Subtraction: Strategies, Activities Interventions to Nove Students Beyond Memorization.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.