APA (7th ed.) Citation

Porter, G. (1997). An early medieval settlement at Guildhall, city of London.

Chicago Style (17th ed.) Citation

Porter, Gina. An Early Medieval Settlement at Guildhall, City of London. 1997.

MLA (9th ed.) Citation

Porter, Gina. An Early Medieval Settlement at Guildhall, City of London. 1997.

Warning: These citations may not always be 100% accurate.