Dr. Hanan Mohamed Sayed Ismail 2020. The Effectiveness of Training in Applied Behavioral Analysis to Treat Frustrations in University Studies as A Skill for Self-Problem Solving. Journal of Arts, Literature, Humanities and Social Sciences. 59 (Oct. 2020), 423-441. DOI:https://doi.org/10.33193/JALHSS.59.2020.297.