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

APA Citation Edition Citation

Rippon, S. (1993). The Severn wetlands during the historic period.

Chicago Citation Edition Citation

Rippon, Stephen. The Severn Wetlands During the Historic Period. 1993.

MLA Citation Edition Citation

Rippon, Stephen. The Severn Wetlands During the Historic Period. 1993.