Institution of Water Engineers & Skeat, W. O. (1954). Manual of British water supply practice (2nd ed.). W. Heffer.
Dyfyniad Arddull ChicagoInstitution of Water Engineers and William Oswald Skeat. Manual of British Water Supply Practice. 2nd ed. Cambridge,Eng: W. Heffer, 1954.
Dyfyniad MLAInstitution of Water Engineers and William Oswald Skeat. Manual of British Water Supply Practice. 2nd ed. W. Heffer, 1954.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.