APA (7th ed.) Citation

Sandifer, C. E. (2015). How Euler did even more. Mathematical Assoc. America.

Chicago Style (17th ed.) Citation

Sandifer, Charles Edward. How Euler Did Even More. Washington: Mathematical Assoc. America, 2015.

MLA (9th ed.) Citation

Sandifer, Charles Edward. How Euler Did Even More. Mathematical Assoc. America, 2015.