APA (7e ed.) Bronvermelding

Durenberger. When Republicans Were Progressive. Minnesota Historical Society Press.

Chicago (17e ed.) Bronvermelding

Durenberger. When Republicans Were Progressive. Minnesota Historical Society Press.

MLA (9e ed.) Bronvermelding

Durenberger. When Republicans Were Progressive. Minnesota Historical Society Press.

Let op: Deze citaties zijn niet altijd 100% accuraat.