APA (7th ed.) Citation

De Cesare, R., Zimmern, H., & Trevelyan, G. M. (1909). The last days of papal Rome, 1850-1870. A. Constable and company, limited.

Chicago Style (17th ed.) Citation

De Cesare, Raffaele, Helen Zimmern, and George Macaulay Trevelyan. The Last Days of Papal Rome, 1850-1870. London: A. Constable and company, limited, 1909.

MLA (8th ed.) Citation

De Cesare, Raffaele, et al. The Last Days of Papal Rome, 1850-1870. A. Constable and company, limited, 1909.