WWalking down the WildWalking down the Wildde Gary FergusonMateriasBackpackingYellowstone national parkRocky mountains, description and travelEdiciones (1)Walking down the Wild (2001)Globe Pequot Press, The · inglés · ISBN 9780762719211Más obras de Gary FergusonNorthwest walks1995The Yellowstone wolves1996Decade of the wolf
