DUNN, A. (1964). Mathematical bafflers: A collection of the best puzzles.... McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)DUNN, Angela. Mathematical Bafflers: A Collection of the Best Puzzles.... New York: McGraw-Hill, 1964.
Tohutoro MLA (9th ed.)DUNN, Angela. Mathematical Bafflers: A Collection of the Best Puzzles.... McGraw-Hill, 1964.
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