Purkiss, R., & Foot, S. (2019). Royal administration in East Anglia, c. 917-1066.
芝加哥风格引文Purkiss, R., 与 S. Foot. Royal Administration in East Anglia, C. 917-1066. 2019.
MLA引文Purkiss, R., 与 S. Foot. Royal Administration in East Anglia, C. 917-1066. 2019.
警告：这些引文格式不一定是100％准确.