APA Цитирование

Reys, B., Barger, R., & Kroll, D. L. (1991). Developing number sense in the middle grades. Reston Va.: National Council of Teachers of Mathematics.

Chicago-стиль цитирования

Reys, Barbara, Rita Barger, and Diana Lambdin Kroll. Developing Number Sense in the Middle Grades. Reston Va.: National Council of Teachers of Mathematics, 1991.

MLA-цитирование

Reys, Barbara, Rita Barger, and Diana Lambdin Kroll. Developing Number Sense in the Middle Grades. Reston Va.: National Council of Teachers of Mathematics, 1991.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.