Παραπομπή σε μορφή APA (7η εκδ.)

Kaunonen, G. (2010). Challenge accepted: A Finnish immigrant response to industrial America in Michigan's copper country. Michigan State University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kaunonen, Gary. Challenge Accepted: A Finnish Immigrant Response to Industrial America in Michigan's Copper Country. East Lansing: Michigan State University Press, 2010.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kaunonen, Gary. Challenge Accepted: A Finnish Immigrant Response to Industrial America in Michigan's Copper Country. Michigan State University Press, 2010.