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

APA Citation Edition Citation

Sweet, R. Writing as a factor in the rise of urbanism.

Chicago Citation Edition Citation

Sweet, R.F.G. Writing as a Factor in the Rise of Urbanism.

MLA Citation Edition Citation

Sweet, R.F.G. Writing as a Factor in the Rise of Urbanism.