In your Research Journal you will introduce the subject of Play and Games as historical subjects (using Credo database for background reading)
The you will Summarize Spanos's work and Cite in Chicago Style.
Using the Subject Heading "Games History" from the Spanos book catalog record, you will search for two additional sources to Summarize and Cite.
So:
Introduce the Subject: Studying History Through Games (but with your own unique Title)
Create a Bibliography of 3 Books with Summary and Citation (Spanos plus two additional works)
Chicago Style examples:
Kurland, Philip B., and Ralph Lerner, eds. The Founders’ Constitution. Chicago: University of Chicago Press, 1987. http://press-pubs.uchicago.edu/founders/.
Melville, Herman. Moby-Dick; or, The Whale. New York: Harper & Brothers, 1851. http://mel.hofstra.edu/moby-dick-the-whale-proofs.html.