BiblioVault may have an electronic file which would meet your requirements for this title:
Woody Plants of Utah: A Field Guide with Identification Keys to Native and Naturalized Trees, Shrubs, Cacti, and Vines
Renee Van Buren, Janet G. Cooper, Leila M. Shultz and Kimball T. Harper
Paper: 978-0-87421-824-4
Electronic: 978-0-87421-825-1