Volume2 Issue3 PublishedSeptember 30, 2019 Articles2 Review Augmented Reality: Historical Development and Area of Usage İbrahim Sünger, Serkan Çankaya Pages 118–133 DOI: 10.31681/jetol.615499 PDF Book Review Book Review: Managing and Designing Online Courses in Ubiquitous Learning Environments Şeyda Kır Pages 134–140 DOI: 10.31681/jetol.622842 PDF