Bailey, Robert G. Ecoregions : the ecosystem geography of the oceans and continents. / by Robert G. Bailey, illustrations by Lev Ropes - New York : Springer, 1998. - ix, 176 p. : colors, images, maps ; ISBN: 9780387983110 Subjects--Topical Terms: Ecoregions--ecosystem; geography--oceans--continents. Dewey Class. No.: 577.82 BAI