Citace podle APA

(1900). The science of numbers simplified: A book of practical short rules in mathematics. New York: J. L. O'Connor.

Styl Chicago

The Science of Numbers Simplified: A Book of Practical Short Rules in Mathematics. New York: J. L. O'Connor, 1900.

Citace podle MLA

The Science of Numbers Simplified: A Book of Practical Short Rules in Mathematics. New York: J. L. O'Connor, 1900.

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