Twort´s Water Supply: 6th Edition / aut. Don D Ratnayaka, Malcolm J Brandt, Michael K Johnson
Ratnayaka Don D.  Brandt Malcolm J. Johnson Michael K.
6. vyd.
Burlington: Elsevier, 2009 . - 711 s.
ISBN 978-0-7506-6843-9
Water supply systems construction operation mikrobiológia water quality standards water desinfection water storage
monografia