APA (7e ed.) Bronvermelding

Jordan, D. S. The Call of the Twentieth Century, an Address to Young Men.

Chicago (17e ed.) Bronvermelding

Jordan, David Starr. The Call of the Twentieth Century, an Address to Young Men.

MLA (9e ed.) Bronvermelding

Jordan, David Starr. The Call of the Twentieth Century, an Address to Young Men.