Ercoşkun, N. Çelik, C. Ozan, and R. Y. Kincal. “Turkish Adaptation of Generalized Expectancy for Success Scale: Reliability and Validity Studies”. Asian Journal of Education and Training, Vol. 5, no. 3, Aug. 2019, pp. 416-21, doi:10.20448/journal.522.2019.53.416.421.