SpringerLink (Online service), Wright Morton, L., & Brown, S. S. (2011). Pathways for Getting to Better Water Quality: The Citizen Effect. Springer New York.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Lois Wright Morton, και Susan S. Brown. Pathways for Getting to Better Water Quality: The Citizen Effect. New York, NY: Springer New York, 2011.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Pathways for Getting to Better Water Quality: The Citizen Effect. Springer New York, 2011.
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