Dr. Ch. Evy Tri Widyahening, Ayu Istiana Sari. THE EFFECTIVENESS OF POETRY THEORY TEXTBOOK WITH CONTEXTUAL APPROACH (RESEARCH AND DEVELOPMET IN ENGLISH DEPARTMENT, TEACHER TRAINING AND EDUCATION FACULTY, SURAKARTA, CENTRAL JAVA, INDONESIA). RW-IRSSJ [Internet]. 2021 Aug. 23 [cited 2025 Jun. 24];8(1):86-90. Available from: https://researchersworld.com/index.php/rworld/article/view/230