Niven, I. M. (1965). Mathematics of choice: Or, How to count without counting. The Mathematical Association of America.
Cita Chicago Style (17a ed.)Niven, Ivan Moron. Mathematics of Choice: Or, How to Count Without Counting. [New York]: The Mathematical Association of America, 1965.
Cita MLA (9a ed.)Niven, Ivan Moron. Mathematics of Choice: Or, How to Count Without Counting. The Mathematical Association of America, 1965.
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