Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Heyd, V. (2013). Europe 2500 to 2200 BC: Between Expiring Ideologies and Emerging Complexity. Oxford University Press.

Chicago Citation Edition Citation

Heyd, Volker. Europe 2500 to 2200 BC: Between Expiring Ideologies and Emerging Complexity. Oxford: Oxford University Press, 2013.

MLA Citation Edition Citation

Heyd, Volker. Europe 2500 to 2200 BC: Between Expiring Ideologies and Emerging Complexity. Oxford University Press, 2013.