Abdul Rahman, Dr. Mubashar Nadeem, Dr. Shahzada Qaiser. “An Analysis of the Use of Adult Learning Theory in Virtual ESL Teaching and Learning During Covid-19 at Undergrad Level”. Harf-O-Sukhan, Vol. 8, no. 3, Sept. 2024, pp. 476-97, https://www.harf-o-sukhan.com/index.php/Harf-o-sukhan/article/view/1678.