APA (7e ed.) Bronvermelding
Copeland, T., & Gunns, A. F. (1993). The Centralia tragedy of 1919: Elmer Smith and the Wobblies. University of Washington Press.
Chicago (17e ed.) Bronvermelding
Copeland, Tom, en Albert F. Gunns. The Centralia Tragedy of 1919: Elmer Smith and the Wobblies. Seattle: University of Washington Press, 1993.
MLA (9e ed.) Bronvermelding
Copeland, Tom, en Albert F. Gunns. The Centralia Tragedy of 1919: Elmer Smith and the Wobblies. University of Washington Press, 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.