IMDb - The Wars (1983)
http://www.imdb.com/title/tt0084889/
The IMDb page for the film adaptation of the novel. Directed by Robin Phillips. The film version is also of importance because Timothy Findley wrote the adaptation himself.
A PDF of the Play Guide adapted by Dennis Garnhum
http://www.vancouverplayhouse.com/_files/pdf/plays/the_wars_play_guide.pdf
The play guide features a wealth of information on the play, Timothy Findley, as well as World War I and the Canadian involvement in it.