Παραπομπή σε μορφή APA (7η εκδ.)

(2008). Immigration, integration, and security: America and Europe in comparative perspective. University of Pittsburgh.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Immigration, Integration, and Security: America and Europe in Comparative Perspective. University of Pittsburgh, 2008.

Παραπομπή σε μορφή MLA (8th εκδ.)

Immigration, Integration, and Security: America and Europe in Comparative Perspective. University of Pittsburgh, 2008.