SpringerLink (Online service), Schwarz, S., & Westerheijden, D. F. (2004). Accreditation and Evaluation in the European Higher Education Area. Springer Netherlands : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Stefanie Schwarz, και Don F. Westerheijden. Accreditation and Evaluation in the European Higher Education Area. Dordrecht: Springer Netherlands : Imprint: Springer, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Accreditation and Evaluation in the European Higher Education Area. Springer Netherlands : Imprint: Springer, 2004.
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