Século XXXVIII a.C. – Wikipédia, a enciclopédia livre

Século XXXIX a.C. - Século XXXVIII a.C. - Século XXXVII a.C.

  1. Carter, Robert A. and Philip, Graham Beyond the Ubaid: Transformation and Integration in the Late Prehistoric Societies of the Middle East (Studies in Ancient Oriental Civilization, Number 63) The Oriental Institute of the University of Chicago (2010)