Ohio Council of Teachers of Mathematics. (1977). Ohio journal of school mathematics. Ohio Council of Teachers of Mathematics.
Цитирование в стиле Чикаго (17-е изд.)Ohio Council of Teachers of Mathematics. Ohio Journal of School Mathematics. Oxford, Ohio: Ohio Council of Teachers of Mathematics, 1977.
Цитирование MLA (9-е изд.)Ohio Council of Teachers of Mathematics. Ohio Journal of School Mathematics. Ohio Council of Teachers of Mathematics, 1977.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.