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Journal ArticleOPEN ACCESS

Anxiety and Concentration of Tennis Chair Umpire

  • Raibowo S
  • Jatra R
  • Prabowo A
  • et al.
Halaman Olahraga Nusantara (Jurnal Ilmu Keolahragaan) (2021) 4(2) 271
DOI: 10.31851/hon.v4i2.5640
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Abstract

The purpose of this research to understand the correlation between anxiety and concentrate on the tennis chair umpire. The subject of this research is tennis chair umpire on Asian …

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CITATION STYLE

APA

Raibowo, S., Jatra, R., Prabowo, A., Nopiyanto, Y. E., & Ilahi, B. R. (2021). Anxiety and Concentration of Tennis Chair Umpire. Halaman Olahraga Nusantara (Jurnal Ilmu Keolahragaan), 4(2), 271. https://doi.org/10.31851/hon.v4i2.5640

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