Dyfyniad APA

(2005). Water treatment principles and design. New Jersey: John Wiley and Sons.

Dyfyniad Arddull Chicago

Water Treatment Principles and Design. New Jersey: John Wiley and Sons, 2005.

Dyfyniad MLA

Water Treatment Principles and Design. New Jersey: John Wiley and Sons, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.