Dr. Khalid Azim Khan,Imran Ali Khan,Behisht Malook,. “LEGITIMIZING BILINGUAL PEDAGOGIES: A CONVERSATION ANALYTIC STUDY OF ENGINEERING KNOWLEDGE CONSTRUCTION IN PAKISTANI TERTIARY CLASSROOMS”. Harf-O-Sukhan, Vol. 3, no. 3, Sept. 2019, pp. 12-28, https://harf-o-sukhan.com/index.php/Harf-o-sukhan/article/view/1916.