APA

Smith A. L., . (1964). Church and state in the Middle Ages. London: F. Cass.

Chicago

Smith Arthur Lionel, . 1964. Church and state in the Middle Ages. London: F. Cass.

Harvard

Smith A. L., . (1964). Church and state in the Middle Ages. London: F. Cass.

MLA

Smith Arthur Lionel, . Church and state in the Middle Ages. London: F. Cass. 1964.