Wallis, H. (2011). Romano-British and Saxon occupation at Billingford, Central Norfolk: Excavation (1991-2 and 1997) and watching brief (1995-2002). NAU Archaeology.
Chicago-Zitierstil (17. Ausg.)Wallis, Heather. Romano-British and Saxon Occupation at Billingford, Central Norfolk: Excavation (1991-2 and 1997) and Watching Brief (1995-2002). Norfolk: NAU Archaeology, 2011.
MLA-Zitierstil (9. Ausg.)Wallis, Heather. Romano-British and Saxon Occupation at Billingford, Central Norfolk: Excavation (1991-2 and 1997) and Watching Brief (1995-2002). NAU Archaeology, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.