APA-viite (7. p.)

Lenz, G. Periodization and american studies: Günter Lenz Encyclopedia of american studies, vol.3 / Hg. G.T. Kurian. New York, 2001.

Chicago-viite (17. p.)

Lenz, Günter. "Periodization and American Studies: Günter Lenz." Encyclopedia of American Studies, Vol.3 / Hg. G.T. Kurian. New York, 2001 .

MLA-viite (8. p.)

Lenz, Günter. "Periodization and American Studies: Günter Lenz." Encyclopedia of American Studies, Vol.3 / Hg. G.T. Kurian. New York, 2001, .