New York State Archives, NYSA_A4237-78_B2F4_003
A poster encouraging people to show patriotism by pledging to conserve food during World War I, circa 1917.
Clare, John D. World War I. Harcourt Children's Books, February 1995. ISBN: 0152000879
Adams, Simon. World War I. DK Publishing, Inc., Augsut 2004. ISBN: 075660740X
Levine, Beth. When Christmas Comes Again: The World War I Diary of Simone Spencer. Scholastic, Inc., October 2002. ISBN: 0439439825
Steward, Gail. World War I. Blackbirch Press, September 2003. ISBN: 1567117732