Παραπομπή σε μορφή APA (7η εκδ.)

Klingemann, H., & Wessels, B. (1999). Political Consequences of Germany's Mixed-Member System: Personalization at the Grass-Roots?

Παραπομπή σε μορφή Chicago (17η εκδ.)

Klingemann, Hans-Dieter, και Bernhard Wessels. Political Consequences of Germany's Mixed-Member System: Personalization at the Grass-Roots? Berlin, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Klingemann, Hans-Dieter, και Bernhard Wessels. Political Consequences of Germany's Mixed-Member System: Personalization at the Grass-Roots? 1999.