APA-referens (7:e uppl.)
Kollander, P., & O'Sullivan, J. (2005). "I must be a part of this war": A German American's fight against Hitler and Nazism. Fordham University Press.
Chicago-referens (17:e uppl.)
Kollander, Patricia, och John O'Sullivan. "I Must Be a Part of This War": A German American's Fight Against Hitler and Nazism. New York: Fordham University Press, 2005.
MLA-referens (9:e uppl.)
Kollander, Patricia, och John O'Sullivan. "I Must Be a Part of This War": A German American's Fight Against Hitler and Nazism. Fordham University Press, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.