Roberts, Ken, Siyka Kovacheva, and Stanimir Kabaivanov. “Uses of Free Time by Young Adults in Arab Mediterranean Countries: Exposing and Addressing Boundary Issues in Leisure Studies”. International Journal of Humanities and Social Science Research 4 (June 21, 2018): 10–21. Accessed December 5, 2024. https://mail.lifescienceglobal.com/pms/index.php/ijhssr/article/view/5459.