Bellinger, E. G. Freshwater algae : identification and use as bioindicators / Edward C. Bellinger and David C. Sigee. - Chichester, West sussex, UK ; Hoboken, NJ : Wiley-Blackwell, c2010. - viii, 271 p. : ill. (chiefly col.) ; 26 cm. Includes bibliographical references and index. ISBN: 9780470058145 (hard bound) Subjects--Topical Terms: Freshwater algae.Indicators (Biology).Environmental monitoring.