Susanto, Kristofer Biaggi, and Heliany Kiswantomo. “Kontribusi Social Support Terhadap Hardiness Pada Mahasiswa Fakultas Psikologi”. Humanitas (Jurnal Psikologi) 4, no. 2 (August 29, 2020): 192–204. Accessed January 6, 2025. http://114.7.153.31/index.php/humanitas/article/view/2516.