1. Albisser, S., Bieri, B. C., & Keller-Schneider, M. (2011). Entwicklungsaufgaben und Bildungsgang. In: S. Albisser & C. Bieri: Sozialisation und Entwicklungsaufgaben Heranwachsender (pp.17-55). Baltmannsweiler: Schneider Hohengehren.
2. Allen, J., & van der Velden, R. (2005). The role of self-assessment in measuring skills. Reflex working paper no. 2, research Centre for Education and the labour market, Maastricht University. https://cris.maastrichtuniversity.nl/portal/files/4047131/guid-3b801703-f49b-46e5-bd15-adfe7eef189e-ASSET1.0
3. Andronic, A. O., & Andronic, R. L. (2011). Career Counselling in Romania – Impact on educational actor. Procedia - Social and Behavioral Sciences, 30, 1857–1861.
4. Anderson, L. W., & Krathwohl, D. R. (2001). A taxonomy for learning, teaching, and assessing: A revision of Bloom's taxonomy of educational objectives. New York: Longman.
5. Baker, S. B., & Taylor, J. G. (1998). Effects of career education interventions: A meta-analysis. The Career Development Quarterly, 46, 376–385.