Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, & Cardim, P. (2012). Polycentric monarchies: How did early modern Spain and Portugal achieve and maintain a global hegemony? Sussex Academic Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, και Pedro Cardim. Polycentric Monarchies: How Did Early Modern Spain and Portugal Achieve and Maintain a Global Hegemony? Brighton ; Portland, Or.: Sussex Academic Press, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, και Pedro Cardim. Polycentric Monarchies: How Did Early Modern Spain and Portugal Achieve and Maintain a Global Hegemony? Sussex Academic Press, 2012.