Alfred Irambona & Kumaidi Kumaidi. (2015). The effectiveness of English teaching program in senior high school: A case study. Universitas Negeri Yogyakarta.
Chicago Style (17th ed.) CitationAlfred Irambona and Kumaidi Kumaidi. The Effectiveness of English Teaching Program in Senior High School: A Case Study. Universitas Negeri Yogyakarta, 2015.
MLA (9th ed.) CitationAlfred Irambona and Kumaidi Kumaidi. The Effectiveness of English Teaching Program in Senior High School: A Case Study. Universitas Negeri Yogyakarta, 2015.
Warning: These citations may not always be 100% accurate.