World water resources at the beginning of the 21st century (2003), Cambridge University Press. ISBN 0-521-82085-5 . Dostupné z: http://assets.cambridge.org/052182/0855/sample/0521820855ws.pdf [1.2.2016]
Brian J. Skinner, Barbara W. Murck.(2011):The blue planet: an introduction to earth system science. Hoboken, NJ :. Wiley,. c2011. xv, 656 p. : Edition ; 3rd. ed.ISBN 9780471236436 .
Using Statistical Methods for Water Quality Management: Issues, Problems and
Solutions. Graham B. McBride, John Wiley. ISBN: 0-471-47016-3 . 344 pages. May 2005