The professional riders had to cover a distance of 170 kilometres, on the Copenhagen-Ringsted-Bårse-Kuge-Copenhagen route. They started every five minutes. Of the 17 riders who started, 13 finished the race. Italy's Learco Guerra won in 4 h 53 min 43 s, more than four minutes ahead of Ferdinand Le Drogo of France and Swiss cyclist Albert Büchi.[2]
^"1931 World Pro Road Cycling Championships". BikeRaceInfo. Retrieved 14 December 2017.
^Mahau, Hector (2002). "DE WERELDKAMPIOENSCHAPPEN WIELRENNEN OP DE WEG 1927 - 2002". World Championship Cycling 75 Years (Complete Record) (in Dutch). De Eecloonaar. ISBN9789074128841.
^"5ème Championnat du monde sur route 1931". Memoire du cyclisme. Archived from the original on 3 November 2004.
^"1931 World Championship". First Cycling. Retrieved 14 December 2017.