APA

Ostergren R. C., Le Bossé M., . (2011). The Europeans. New York [u.a.]: Guilford Press.

Chicago

Ostergren Robert C, Le Bossé Mathias, . 2011. The Europeans. New York [u.a.]: Guilford Press.

Harvard

Ostergren R. C., Le Bossé M., . (2011). The Europeans. New York [u.a.]: Guilford Press.

MLA

Ostergren Robert C, Le Bossé Mathias, . The Europeans. New York [u.a.]: Guilford Press. 2011.