APA (7th ed.) Citation

Reis, M. R. (1972). Pope Innocent IV and Church-state relations, 1243-1254.

Chicago Style (17th ed.) Citation

Reis, Mary Robert. Pope Innocent IV and Church-state Relations, 1243-1254. 1972.

MLA (9th ed.) Citation

Reis, Mary Robert. Pope Innocent IV and Church-state Relations, 1243-1254. 1972.

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