Dunlop, D. L., & Sigmund, T. F. (1983). Problem solving with the programmable calculator: Puzzles, games & simulations with math & science applications. Prentice-Hall.
Цитирование в стиле Чикаго (17-е изд.)Dunlop, David L., и Thomas F. Sigmund. Problem Solving with the Programmable Calculator: Puzzles, Games & Simulations with Math & Science Applications. Englewood Cliffs, N.J.: Prentice-Hall, 1983.
Цитирование MLA (8-е изд.)Dunlop, David L., и Thomas F. Sigmund. Problem Solving with the Programmable Calculator: Puzzles, Games & Simulations with Math & Science Applications. Prentice-Hall, 1983.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.