Rismayanti, Ratna, Diah Meta Arofah, and Fitri Alfarisy. 2015. “SPYING METHOD TO IMPROVE THE ENGLISH SPEAKING SKILL OF THESTUDENTS OF THE EXTRACURRICULAR ENGLISH CONVERSATION CLUBIN SMP N 6 YOGYAKARTA”. Pelita - Jurnal Penelitian Mahasiswa UNY 8 (1). https://journal.uny.ac.id/index.php/pelita/article/view/2763.