html http://sports.espn.go.com/sports/tennis/wimbledon08/columns/story? columnist=ubha_ravi&id=3473804 http://news.bbc.co.uk/sport2/hi/tennis/7895679.stm "ATP World Tour Singles Rankings". ATP Tour. Retrieved 11 April 2011. mirror.co.uk, Mighty Nadal is one of best four players ever, says John McEnroe ATP World tour, NADAL'S CAREER GRAND SLAM. Nadal A Man In A Hurry "Top 10 Men's Tennis Players of All Time". Sports Illustrated. Retrieved 23 September 2010. Harwitt, Sandra (1 August 2008). "Is Rafael Nadal the best clay-court player ever?". ESPN. Retrieved 5 April 2010. "Rafael Nadal retakes king of clay title with french open win".foxsports.com. Retrieved 1 July 2010. Tandon, Kamakshi. "Weighing Rafa's dominance on dirt". ESPN. Retrieved 1 July 2010. "Nadal launches new reign at U.S. Open". Reuters. 22 August 2008. Retrieved 4 July 2010. "It's official: Nadal will pass Federer for No. 1". Associated Press. 1 August 2008.
html http://sports.espn.go.com/sports/tennis/wimbledon08/columns/story? columnist=ubha_ravi&id=3473804 http://news.bbc.co.uk/sport2/hi/tennis/7895679.stm "ATP World Tour Singles Rankings". ATP Tour. Retrieved 11 April 2011. mirror.co.uk, Mighty Nadal is one of best four players ever, says John McEnroe ATP World tour, NADAL'S CAREER GRAND SLAM. Nadal A Man In A Hurry "Top 10 Men's Tennis Players of All Time". Sports Illustrated. Retrieved 23 September 2010. Harwitt, Sandra (1 August 2008). "Is Rafael Nadal the best clay-court player ever?". ESPN. Retrieved 5 April 2010. "Rafael Nadal retakes king of clay title with french open win".foxsports.com. Retrieved 1 July 2010. Tandon, Kamakshi. "Weighing Rafa's dominance on dirt". ESPN. Retrieved 1 July 2010. "Nadal launches new reign at U.S. Open". Reuters. 22 August 2008. Retrieved 4 July 2010. "It's official: Nadal will pass Federer for No. 1". Associated Press. 1 August 2008.