SpringerLink (Online service), Furse, M. T., Hering, D., Brabec, K., Buffagni, A., Sandin, L., & Verdonschot, P. F. M. (2006). The Ecological Status of European Rivers: Evaluation and Intercalibration of Assessment Methods. Springer Netherlands.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Mike T. Furse, Daniel Hering, Karel Brabec, Andrea Buffagni, Leonard Sandin, και Piet F. M. Verdonschot. The Ecological Status of European Rivers: Evaluation and Intercalibration of Assessment Methods. Dordrecht: Springer Netherlands, 2006.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. The Ecological Status of European Rivers: Evaluation and Intercalibration of Assessment Methods. Springer Netherlands, 2006.
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