Pottle, B. (2005). Korean Academy of Taekwondo official school handbook. [Aurora, Colorado]: [Korean Academy of Taekwondo].
Chicago Stili AlıntıPottle, Bill. Korean Academy of Taekwondo Official School Handbook. [Aurora, Colorado]: [Korean Academy of Taekwondo], 2005.
MLA AlıntıPottle, Bill. Korean Academy of Taekwondo Official School Handbook. [Aurora, Colorado]: [Korean Academy of Taekwondo], 2005.
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