M.Hum, N. “THE SOUND CHANGE OF ADDING MORPHEME IN THE WORD ‘THERE’ AND ‘WHERE’ IN CAMBRIDGE ADVANCED LEARNER’S DICTIONARY (THIRD EDITION): A PHONOLOGY STUDY”. Jurnal Sastra - Studi Ilmiah Sastra, Vol. 9, no. 1, July 2019, pp. 49-55, http://45.118.112.109/ojspasim/index.php/sastra/article/view/121.