Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationBidwell, P. T. (2005). The systems of obstacles on Hadrian's Wall: Their extent, date and purpose.
Chicago Citation Edition CitationBidwell, Paul T. The Systems of Obstacles on Hadrian's Wall: Their Extent, Date and Purpose. South Shields, 2005.
MLA Citation Edition CitationBidwell, Paul T. The Systems of Obstacles on Hadrian's Wall: Their Extent, Date and Purpose. 2005.