1. Clark RE. E-Learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia Learning. New Jersey, United States: John Wiley and Sons; 2020
2. Moore MG, Kearsley G. Distance education: A systems view of online learning. Cengage learning. Boston, Massachusetts, United States: Cengage Group; 2011
3. Peters MA. Lifelong learning and the learning society: A symposium. Educational Philosophy and Theory. 2019;51(9):866-869
4. Bates AW. Teaching in a Digital Age. Kenora, Ontario, Canada: Tony Bates Associates Ltd.; 2019
5. Johnson L, Adams S, Cummins M. NMC Horizon Report: 2016 Higher Education Edition. Lancaster, United Kingdom: New Media Consortium; 2016