1. The theory of moral sentiments Smith, Adam, 1723-1790, [Place of publication not identified] : Cedar Lake Classics, [2023] ACCT450
2. Foundational principles of task-based language teaching East, Martin, New York : Taylor & Francis, 2021. ENG325
3. Recent perspectives on task-based language learning and teaching Boston : De Gruyter Mouton, [2018] ENG325
