Kusuma, Perdana, Randy Surya Pratama, and Ali Iskandar ulkarnain. 2025. “Implementasi Problem Based-Learning Dalam Pendidikan Kewarganegaraan Tentang Penguatan Nasionalisme Siswa”. Journal of Innovative and Creativity 5 (2):289-96. https://doi.org/10.31004/joecy.v5i2.193.