APA (7th ed.) Citation

Halperin, S. W. (1939). Italy and the Vatican at war: A study of their relations from the outbreak of the Franco-Prussian War to the death of Pius IX. The University of Chicago Press.

Chicago Style (17th ed.) Citation

Halperin, Samuel William. Italy and the Vatican at War: A Study of Their Relations from the Outbreak of the Franco-Prussian War to the Death of Pius IX. Chicago, Illinois: The University of Chicago Press, 1939.

MLA (9th ed.) Citation

Halperin, Samuel William. Italy and the Vatican at War: A Study of Their Relations from the Outbreak of the Franco-Prussian War to the Death of Pius IX. The University of Chicago Press, 1939.

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