Mackey, P. P. (1897). Alatri, citadel, great gateway from without.
Chicago Style CitationMackey, Peter Paul. Alatri, Citadel, Great Gateway From Without. 1897.
MLA CitationMackey, Peter Paul. Alatri, Citadel, Great Gateway From Without. 1897.
Warning: These citations may not always be 100% accurate.