Bibliografi : lembar 99-100
Bibliografi : lembar 218-221
HUBUNGAN KEKUATAN OTOT TUNGKAI, KEKUATAN OTOT LENGAN, DAN RASA PERCAYA DIRI, DENGAN RENANG 50 METER GAYA BEBAS The Correlation between the strength of the leg muscles, arm muscle strength, and self-confidence with a speed of 50 meter freestyle swimming JOHANNA MATITA PUTTY ABSTRACT Thesis: this study to identify the correlation between the strength of the leg muscles, arm muscle strength, s…