APA (7th ed.) Citation

Vandervelde, S. (2009). Circle in a box. American Math. Soc.

Chicago Style (17th ed.) Citation

Vandervelde, Sam. Circle in a Box. Providence, RI: American Math. Soc, 2009.

MLA (9th ed.) Citation

Vandervelde, Sam. Circle in a Box. American Math. Soc, 2009.