Kukkiwon : World Taekwondo Headquarters : www.kukkiwon.or.kr

WTF (World Taekwondo Federation) : www.wtf.org

USA Tae Kwon Do : www.usa-taekwondo.us

International Youth Fellowship: www.iyf.co.kr

TKDM (Tae Kwon Do Online Magazine): www.tkdm.com