Revolution sign midfielder Ian Harkes, son of former midfielder John Harkes - The Boston Globe
D.C. United Sports Ecyclopedia
DC United United We Stand MLS Action Poster (Harkes, Etcheverry, Pope, Agoos) - Costacos 1997
Harkes 2.0: Family tradition continues at D.C. United
It feels surreal, a privilege”, Ian Harkes following in his father's footsteps with Revolution
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30 Years Later: USMNT 1990 World Cup Roster Player Capsules
John Harkes - Wikipedia
D.C. United - Wikipedia