Dyfyniad APA
Fair, G. M., & Geyer, J. C. (1954). Water supply and waste-water disposal. Wiley.
Dyfyniad Arddull Chicago
Fair, Gordon Maskew, and John Charles Geyer. Water Supply and Waste-water Disposal. New York: Wiley, 1954.
Dyfyniad MLA
Fair, Gordon Maskew, and John Charles Geyer. Water Supply and Waste-water Disposal. Wiley, 1954.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.