Ecological census techniques : a handbook / edited by William J. Sutherland. - Cambridge ; New York : Cambridge University Press, 1997 - xv, 336 p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 0521635144 052147244X (hb) 0521478154 (pb) Subjects--Topical Terms: Ecological survey--Methodology. Dewey Class. No.: 574.5028