Fontanills, G. (2005). The options course: High profit & low stress trading methods (2nd ed.). John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Fontanills, George. The Options Course: High Profit & Low Stress Trading Methods. 2nd ed. Hoboken, N.J.: John Wiley & Sons, 2005.
Lua MLA (9ú heag.)Fontanills, George. The Options Course: High Profit & Low Stress Trading Methods. 2nd ed. John Wiley & Sons, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.