BiblioVault may have an electronic file which would meet your requirements for this title:
Ranching West of the 100th Meridian: Culture, Ecology, and Economics
Richard L. Knight, Wendell Gilgert and Ed Marston
Paper: 978-1-55963-827-2
Cloth: 978-1-55963-826-5
Electronic: 978-1-61091-306-5