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Ratnasari, Intan (2022) Efektifitas Pelatihan Regulasi Diri terhadap Peningkatan Kebahagiaan pada Remaja di Panti Asuhan Ditinjau dari Tipe Kepribadian (The Effectiveness of Self-Regulation Training on Increasing Happiness in Adolescents in Orphanage Reviewing from Personality). Masters thesis, Universitas 17 Agustus 1945.