AYU KUSUMA WARDANI, AVRITA. “AN ANALYSIS OF LEARNING ACTIVITIES AND LEARNING INDICATORS IN CURRICULUM 2013 LESSON PLANS”. RETAIN : Journal of Research in English Language Teaching 3, no. 2 (August 14, 2015). Accessed June 26, 2025. https://ejournal.unesa.ac.id/index.php/retain/article/view/12827.