Supriyanti, Sri, Universitas Sumatera Utara, Indonesia

• Vol 13, No 3 (2024): Volume 13, Issue 3, September 2024 - Articles
  Boosting Student Mental: The Impact of Siswa Tangguh Training on Student Mental Toughness
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PSIKOSTUDIA: Jurnal Psikologi Published by Faculty of Social and Political Siences, University of Mulawarman, Samarinda, East Kalimantan and This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.

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PSIKOSTUDIA: Jurnal Psikologi

Department of Psychology
Faculty of Social and Political Siences, University of Mulawarman
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