MA’RUF, Hamim; ROFIQ, Annur; SUNDARI, Siti. IMPROVING CLASS VIII A STUDENTS’ SPEAKING ACHIEVEMENT BY GIVING VERBAL AND NON-VERBAL REINFORCEMENT AT SMPN 1 SUKOWONO JEMBER IN THE 2011/2012 ACADEMIC YEAR. Pancaran Pendidikan, [S.l.], v. 2, n. 3, p. 65-76, aug. 2013. ISSN 0852601X. Available at: <https://jurnal.unej.ac.id/index.php/pancaran/article/view/702>. Date accessed: 24 apr. 2024.