The freshwater algal flora of the British Isles

The freshwater algal flora of the British Isles : an identification guide to freshwater and terrestrial algae. Second edition. Cambridge : Cambridge University Press, 2011. xvii, 878 stran. Dostupné na internetu: <http://catdir.loc.gov/catdir/enhancements/fy1101/2010038212-t.html> ISBN 978-0-521-19375-7.