Blood, E. R., Holland, M., & Shaffer, L. R. (2003). Achieving sustainable freshwater systems: A web of connections. Washington, DC: Island Press.
استشهاد بنمط شيكاغوBlood, Elizabeth R., Marjorie Holland, و Lawrence R. Shaffer. Achieving Sustainable Freshwater Systems: A Web of Connections. Washington, DC: Island Press, 2003.
MLA استشهادBlood, Elizabeth R., Marjorie Holland, و Lawrence R. Shaffer. Achieving Sustainable Freshwater Systems: A Web of Connections. Washington, DC: Island Press, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.