Macan, T. T. Ponds and lakes [by] T. T. Macan. - New York, Crane, Russak [1974, c1973] - 148 p. illus. 23 cm. Bibliography: p. 141-142. Subjects--Topical Terms: Pond ecology.Limnology. LC Class. No.: QH541.5.P63 / M28 1974 Dewey Class. No.: 574.5/2632