Kornweibel, T. (2002). Investigate everything: Federal efforts to compel Black loyalty during World War I. Indiana University Press.
Chicago Style (17th ed.) ZitazioaKornweibel, Theodore. Investigate Everything: Federal Efforts to Compel Black Loyalty During World War I. Bloomington, IN: Indiana University Press, 2002.
MLA (9th ed.) ZitazioaKornweibel, Theodore. Investigate Everything: Federal Efforts to Compel Black Loyalty During World War I. Indiana University Press, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.