Yardas H. The Student’s Errors on The Use Of Adjectives with The Suffix–Ly : Case Study SMA Negeri 13 Medan. Cendikia [Internet]. 2021Mar.30 [cited 2026Apr.25];11(2):82-96. Available from: https://www.iocscience.org/ejournal/index.php/Cendikia/article/view/1668