Widder, K. R. (1999). Battle for the soul: Métis children encounter evangelical Protestants at Mackinaw Mission, 1823-1837. Michigan State University Press.
Chicago-referens (17:e uppl.)Widder, Keith R. Battle for the Soul: Métis Children Encounter Evangelical Protestants at Mackinaw Mission, 1823-1837. East Lansing, Mich.: Michigan State University Press, 1999.
MLA-referens (9:e uppl.)Widder, Keith R. Battle for the Soul: Métis Children Encounter Evangelical Protestants at Mackinaw Mission, 1823-1837. Michigan State University Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.