GHUFRON, M. Ali. The Implementation Of Clustering Technique To Improve Students’ Writing Skill In Descriptive Text Of The Eighth Graders Of MTs Darul Ulum Purwoasri Sukosewu Bojonegoro In The Academic Year Of 2012/2013. Jurnal Pendidikan Edutama, [S. l.], v. 1, n. 1, p. 8–16, 2014. DOI: 10.30734/jpe.v1i1.2. Disponível em: http://ejurnal.ikippgribojonegoro.ac.id/index.php/JPE/article/view/2. Acesso em: 1 jul. 2025.