West, G. S. (George Stephen), 1876-1919, A treatise on the British freshwater algae By G. S. West and F. E. Fritsch. - Cordicote, Herts.: Wheldon & Wesley, 1968. - xvii, 534 pages : illustrations ; 24 cm. - Bibliotheca phycologica band 3 . Bibliography: pages 496-500. Bibliographical footnotes. Subjects--Topical Terms: Freshwater algae--Great Britain.