Hammer, M. J., & Hammer, M. J. (2001). Water and wastewater technology (4th ed.). Upper Saddle River, N.J.: Prentice Hall.
Trích dẫn kiểu ChicagoHammer, Mark J., và Mark J. Hammer. Water and Wastewater Technology. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2001.
Deismireacht MLAHammer, Mark J., và Mark J. Hammer. Water and Wastewater Technology. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2001.
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