Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationLangdon, J. (1997). Was England a technological backwater in the middle ages? Brill.
Chicago Citation Edition CitationLangdon, John. Was England a Technological Backwater in the Middle Ages? Leiden/New York/Köln: Brill, 1997.
MLA Citation Edition CitationLangdon, John. Was England a Technological Backwater in the Middle Ages? Brill, 1997.