Leadley Brown, Alison Ecology of fresh water. - London, Heinemann Educational, 1971. - The Scholarship series in biology . Bibliography: p. [119]-121. ISBN: 0435615378 Subjects--Topical Terms: Freshwater ecology. LC Class. No.: QH 541.5F7 Bro 1980 Dewey Class. No.: 574.5/2632