Susantiningdyah, H., Inayati, N., Dirgantari, A. S., & AS, H. C. (2022). USING COLLABORATIVE LEARNING APPROACH TO IMPROVE LEARNER’S MENTAL LEXICON OF WORD ASSOCIATION: Received: 27th August 2021; Revised: 07th December 2021, 31st January 2022, 03rd February 2022; Accepted: 04th February 2022. PUPIL: International Journal of Teaching, Education and Learning, 5(3), 203–219. https://doi.org/10.20319/pijtel.2022.53.203219