Keddy, Paul A., 1953- Wetland ecology : principles and conservation / Paul Keddy. - Cambridge, United Kingdom : Cambridge University Press, 2000. - xiv, 614 p. : ill. ; 23 cm. - Cambridge studies in ecology . Includes bibliographical references and index ISBN: 0521780012 (hb) RM577.50 LCCN: 99-045443 Subjects--Topical Terms: Wetland ecology.Wetland conservation.