Tài liệu tham khảo WikiPedia: Dirk_Kuijt http://www.goal.com/en-gb/people/netherlands/12372... http://www.national-football-teams.com/player/4635... http://www.soccerbase.com/players/player.sd?player... http://uk.soccerway.com/players/dirk-kuyt/45/ http://www.thisisanfield.com/players/kuyt http://www.lfchistory.net/Players/Player/Profile/1... http://www.lfchistory.net/player_profile.asp?playe... http://www.vnexpress.net/Vietnam/The-thao/2004/08/... http://www.vnexpress.net/Vietnam/The-thao/2005/11/... http://www.dirkkuytfoundation.nl/
