Cooney, T. J. (1990). Teaching and learning mathematics in the 1990s. National Council of Teachers of Mathematics.
Цитирование в стиле Чикаго (17-е изд.)Cooney, Thomas J. Teaching and Learning Mathematics in the 1990s. Reston, Va: National Council of Teachers of Mathematics, 1990.
Цитирование MLA (9-е изд.)Cooney, Thomas J. Teaching and Learning Mathematics in the 1990s. National Council of Teachers of Mathematics, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.