APA (7th ed.) Citation

Ullmann, W. (1979). ‘This Realm of England is an Empire’. The journal of ecclesiastical history, 30(2), 175-203. doi:10.1017/S0022046900034874

Chicago Style (17th ed.) Citation

Ullmann, Walter. "‘This Realm of England Is an Empire’." The Journal of Ecclesiastical History 30, no. 2 (1979): 175-203, https://doi.org/10.1017/S0022046900034874.

MLA (9th ed.) Citation

Ullmann, Walter. "‘This Realm of England Is an Empire’." The Journal of Ecclesiastical History, vol. 30, no. 2, 1979, pp. 175-203, https://doi.org/10.1017/S0022046900034874.

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