SURMARWASTUTI, Surmarwastuti. Efektivitas Pembelajaran Konsep Koperasi melalui Pendekatan Contextual Teaching and Larning (CTL) dengan Media CD. Jurnal Ilmiah Guru Caraka Olah Pikir Edukatif, [S. l.], v. 11, n. 01, 2007. DOI: 10.21831/jig cope.v11i01.5477. Disponível em: https://jurnal.uny.ac.id/index.php/cope/article/view/5477. Acesso em: 15 may. 2025.