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

APA Citation Edition Citation

Kohl, P. L. Sumer and the Indus Valley civilization compared. Towards an historical understanding of the evolution of early states.

Chicago Citation Edition Citation

Kohl, Philip L. Sumer and the Indus Valley Civilization Compared. Towards an Historical Understanding of the Evolution of Early States.

MLA Citation Edition Citation

Kohl, Philip L. Sumer and the Indus Valley Civilization Compared. Towards an Historical Understanding of the Evolution of Early States.