Soifer, A. (2011). The Colorado mathematical olympiad and further explorations: From the mountains of Colorado to the peaks of Mathematics. Springer New York.
Lua i Stíl Chicago (17ú heag.)Soifer, Alexander. The Colorado Mathematical Olympiad and Further Explorations: From the Mountains of Colorado to the Peaks of Mathematics. New York, New York: Springer New York, 2011.
Lua MLA (9ú heag.)Soifer, Alexander. The Colorado Mathematical Olympiad and Further Explorations: From the Mountains of Colorado to the Peaks of Mathematics. Springer New York, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.