An atlas of pollen-vegetation--climate relationships for the United States and Canada / by, John W. Williams [and others].

Author: Williams, J. W. (John Williams)
Additional Titles: Pollen-vegetation-climate relationships for the United States and Canada
Published: Dallas, Tex. : American Association of Stratigraphic Palynologists Foundation, [2006]
Physical Description: ii, 300 pages : illustrations, maps ; 28 cm.