HALIM, Abdul; PITOEWAS, Berchah. Buku Ajar Pendidikan Pancasila. Pringsewu, Indonesia: Utan Kayu Publishing,2025. DOI: 10.47679/20251004_11. Disponível em: https://ukinstitute.org/books/collections/catalog/book/11. Acesso em: 5 aug. 2026.