Schiersmann, C. (2011). Elements of a general systemic theory of counselling for the field of career guidance and organisational development. Professionalisation of career guidance in Europe.
Chicago-Zitierstil (17. Ausg.)Schiersmann, Christiane. "Elements of a General Systemic Theory of Counselling for the Field of Career Guidance and Organisational Development." Professionalisation of Career Guidance in Europe 2011.
MLA-Zitierstil (9. Ausg.)Schiersmann, Christiane. "Elements of a General Systemic Theory of Counselling for the Field of Career Guidance and Organisational Development." Professionalisation of Career Guidance in Europe, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.