Hugendubel, K. (2006). NGO social service providers facing the challenges of the future: Solidar member organisations working in the light of increasing competition, organisational development, quality management. Solidar.
Chicago-Zitierstil (17. Ausg.)Hugendubel, Katrin. NGO Social Service Providers Facing the Challenges of the Future: Solidar Member Organisations Working in the Light of Increasing Competition, Organisational Development, Quality Management. Brussels: Solidar, 2006.
MLA-Zitierstil (9. Ausg.)Hugendubel, Katrin. NGO Social Service Providers Facing the Challenges of the Future: Solidar Member Organisations Working in the Light of Increasing Competition, Organisational Development, Quality Management. Solidar, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.