Othman, Ahmed Khider Ahmed. “Investigation of Grammatical Cohesive Devices Errors Made by Saudi EFL Students in Written Paragraphs: A Case Study of the University of Tabuk, Saudi Arabia”. European Scientific Journal, ESJ 15, no. 2 (January 31, 2019): 1. Accessed April 19, 2024. https://eujournal.org/index.php/esj/article/view/11681.