Ekberg, C. J. (2002). François Vallé and his world: Upper Louisiana before Lewis and Clark. University of Missouri Press.
Čikaški stil citiranja (17. izdanje)Ekberg, Carl J. François Vallé and His World: Upper Louisiana Before Lewis and Clark. Columbia, MO: University of Missouri Press, 2002.
MLA način citiranja (9. izdanje)Ekberg, Carl J. François Vallé and His World: Upper Louisiana Before Lewis and Clark. University of Missouri Press, 2002.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.