ALIYAN SYARIF MUKHTAR; JENI FADHILA; FAISAL KURNIA; TUTI RAHMI; UTARI FEBRIANI. Fun With Pop Up Book : Efektifitas Buku Pop Up Terhadap Peningkatan Perilaku Asertif Anak. Observasi : Jurnal Publikasi Ilmu Psikologi, [S. l.], v. 3, n. 3, p. 398–399, 2025. DOI: 10.61132/observasi.v3i3.1426. Disponível em: https://journal.arikesi.or.id/index.php/Obsesrvasi/article/view/1426. Acesso em: 25 jun. 2025.