1. Ahern, K.J. (1999). Ten tips for reflexive bracketing. Qualitative Health Research, 9(3), 407–411. https://doi.org/10.1177/104973239900900309
2. Akgündüz, D., Aydeniz, M., Çakmakçı, G., Çavaş, B., Çorlu, M.S., Öner, T., & Özdemir, S. (2015). STEM eğitimi Türkiye raporu: Günün modası mı yoksa gereksinim mi? [A report on STEM education in Turkey: A provisional agenda or a necessity?]. Scala Press.
3. Aktemur, Ş. (2015). Review of aviation research: A content analysis of articles published in the Collegiate Aviation Review, 2007–2012 [Unpublished master’s thesis]. Florida Institute of Technology.
4. Aron, A., Coups, E.J., & Aron, E.N. (2019). Statistics for the behavioral and social sciences: A brief course (6th ed.). Pearson.
5. Ary, D., Jacobs, L.C., Sorensen, C.K., & Walker, D. (2014). Introduction to research in education (9th ed.). Wadsworth Cengage Learning.