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SUMIYATI, E. (). AN INVESTIGATION OF MENTAL TOUGHNESS, ANXIENTY, AND SELF-TALK IN PENCAK SILAT ATHLETIS IN TANGERANG REGENCYY, INDONESIA (Dr. Aridhotul Haqiyah, M.Pd). : .

Gaya MLA

SUMIYATI, ENY. "AN INVESTIGATION OF MENTAL TOUGHNESS, ANXIENTY, AND SELF-TALK IN PENCAK SILAT ATHLETIS IN TANGERANG REGENCYY, INDONESIA". Dr. Aridhotul Haqiyah, M.Pd : , . PENJASKESREK.