Habibullah, Habibullah, Postgraduate of Mathematics Education, Yogyakarta State University Jl. Colombo No.1, Karang Malang, Sleman, Daerah Istimewa Yogyakarta 55281, Indonesia, Indonesia

• Humaniora Vol. 11 No. 2 (2020): Humaniora - Articles
  The Validity and Reliability of Subjective Well-Being Instruments in Early Adolescents
  Abstract  PDF