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

APA Citation Edition Citation

Butzer, K. W. (1965). Physical conditions in eastern europe, western asia and egypt: Before the period of agricultural and urban settlement.

Chicago Citation Edition Citation

Butzer, Karl W. Physical Conditions in Eastern Europe, Western Asia and Egypt: Before the Period of Agricultural and Urban Settlement. Cambridge, 1965.

MLA Citation Edition Citation

Butzer, Karl W. Physical Conditions in Eastern Europe, Western Asia and Egypt: Before the Period of Agricultural and Urban Settlement. 1965.