Heartland of a continent
Subtitle: America's plains and prairies
By: by Ron Fisher ; prepared by the Book Division, National Geographic Society.
Contributors: National Geographic Society (U.S.). Book Division.
Publisher: The Society
Published: 1991
Place of publication: Washington, D.C
Language: eng
Number of pages: 199
Subjects: Plains -- North America; Prairies -- North America; West (U.S.) -- Geography; Middle West -- Geography; Great Plains -- Geography; Prairie Provinces -- Geography
Notes: Includes index.