FIFA's World Cup uniform guidelines are intense - Land-Grant Holy Land
Club Soccer Referee Program
More NWSL Crews in new U.S. Soccer Official Referee Jersey. The new referee jersey will be available for purchase to the entire referee community this summer. Per U.S. Soccer, the current official
Uniform Regulations - Soccer
What is required for a Complete Referee Uniform?
Elite football in England has 40 referees – all white. Why don't black officials get top jobs?, Race
Match officials appointed for Matchweek 14
Official Sports US Soccer Federation 2018 Referee Jersey Shirt Size Small
Along With Black, MLS Refs to Wear Yellow, Blue and Pink Uniforms in '23, '24 – SportsLogos.Net News
What colors are used for referee uniforms and what is the reasoning behind this choice of colors? - Quora
How Ecuador Spoiled Qatar's Party in World Cup Opener - The New York Times
MLS NEXT All-Star Game: Young stars show out as West tops East in penalty kicks
What is a red card in soccer? – NBC Boston