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

APA Citation Edition Citation

Smith, M. E. (1977). State systems of settlement: Response to Crumley. - Washington, D.C.

Chicago Citation Edition Citation

Smith, Michael Ernest. State Systems of Settlement: Response to Crumley. - Washington, D.C. 1977.

MLA Citation Edition Citation

Smith, Michael Ernest. State Systems of Settlement: Response to Crumley. - Washington, D.C. 1977.