Barich, B. E. (1998). People, water and grain: The beginnings of domestication in the Sahara and the Nile valley. Erma di Bretschneider.
Cita Chicago Style (17a ed.)Barich, Barbara E. People, Water and Grain: The Beginnings of Domestication in the Sahara and the Nile Valley. Roma: Erma di Bretschneider, 1998.
Cita MLA (9a ed.)Barich, Barbara E. People, Water and Grain: The Beginnings of Domestication in the Sahara and the Nile Valley. Erma di Bretschneider, 1998.
Precaución: Estas citas no son 100% exactas.