The national trails system
Subtitle: a grand experiment
By: by Steven Elkinton ; researched and co-written by Linnea Caproni and Janelle Hoeflschweiger
Contributors: Caproni, Linnea; Hoeflschweiger, Janelle
Publisher: National Park Service, U.S. Dept. of the Interior
Published: 2008
Place of publication: Washington, D.C
Language: eng
Number of pages: 50
Notes: "November 8, 2008."

Includes bibliographical references (p. 45-49).