Al- Bogmay, Naifah Munahi, and Mardia Mohammed Al- Bardisi. “Obstacles to the Participation of a University Student in Volunteer Work – A Field Study, Applied to Female Students of King Saud University –”. Journal of Humanities & Social Sciences, vol. 5, no. 12, Sept. 2021, pp. 71-48, https://doi.org/10.26389/AJSRP.N171218.