Dunlop, D. L. (1983). Problem solving with the programmable calculator: Puzzles, games, simulations with math and science applications. Prentice Hall.
Čikaški stil citiranja (17. izdanje)Dunlop, David L. Problem Solving with the Programmable Calculator: Puzzles, Games, Simulations with Math and Science Applications. Prentice Hall, 1983.
MLA način citiranja (9. izdanje)Dunlop, David L. Problem Solving with the Programmable Calculator: Puzzles, Games, Simulations with Math and Science Applications. Prentice Hall, 1983.
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