APA (7th ed.) Citation

Niven, I. M. (1965). Mathematics of choice: Or, How to count without counting. The Mathematical Association of America.

Chicago Style (17th ed.) Citation

Niven, Ivan Moron. Mathematics of Choice: Or, How to Count Without Counting. [New York]: The Mathematical Association of America, 1965.

MLA (9th ed.) Citation

Niven, Ivan Moron. Mathematics of Choice: Or, How to Count Without Counting. The Mathematical Association of America, 1965.