IBF, O. (2015, June). Retrieved November 7, 2018 WORLD BOXING FEDERATION RULES & REGULATIONS OF CHAMPIONSHIP CONTESTS ; WBF. (2009). Retrieved November 6, 2016. ABC Unified Rules of Boxing; WBO, E., & ABC. (2008, July 3). Retrieved November 6, 2018. References External links Boxing Record Archive TOP Boxing websites Professional Articles containing video clips Combat sports Boxing