It's a Dog's Life (Hank the Cowdog)
Publisher: Perfection Learning Prebound
Published: September 1991
Format: Unknown Binding
ISBN-13: 9780780708488
Subjects: Dogs; Fiction; Humorous stories; Mystery and detective stories; West (U.S.); Children: Grades 4-6
First sentence: "No sir, I certainly don't, and here's the rest of it.