A dog's gotta do what a dog's gotta do : dogs at work /
Marilyn Singer.
- 1st ed.
- New York : H. Holt, c2000.
- 86 p. : ill. ; 20 cm.
Includes index.
Describes how dogs use their physical abilities, intelligence, and training by humans to perform a variety of jobs, including working in the movies, catching burglars, delivering messages, and cheering up children in hospitals.