Bell, M., & Max Bell. Everyday mathematics: Student Reference Book. Chicago, Ill: McGraw-Hill Education.
Chicago-стиль цитированияBell, Max, và Max Bell. Everyday Mathematics: Student Reference Book. Chicago, Ill: McGraw-Hill Education.
MLA-цитированиеBell, Max, và Max Bell. Everyday Mathematics: Student Reference Book. Chicago, Ill: McGraw-Hill Education.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.