Dyfyniad APA
Hammer, M. J. (2005). Water and wastewater technology (4th ed.). Prentice Hall of India.
Dyfyniad Arddull Chicago
Hammer, Mark J. Water and Wastewater Technology. 4th ed. New Delhi: Prentice Hall of India, 2005.
Dyfyniad MLA
Hammer, Mark J. Water and Wastewater Technology. 4th ed. Prentice Hall of India, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.