SELNISTIA HIDAYANI; MAULIDYA, A.; ROHMAN. The Effectiveness Of Diagrammatic Flowchart To Enhance Student’s Writing Skill On Procedure Text (A Quasi - Experimental Research in Ninth Grade of SMPN 19 Kota Serang). Jurnal Sosiologi Pendidikan Kolaboratif , [S. l.], v. 1, n. 1, p. 7–17, 2024. DOI: 10.59066/jspk.v1i1.876. Disponível em: https://jurnal.erapublikasi.id/index.php/JSPK/article/view/876. Acesso em: 18 oct. 2025.