Boyle, L. (1972). A Short Guide to St. Clement's, Rome. Rome.
Lua i Stíl Chicago (17ú heag.)Boyle, Leonard. A Short Guide to St. Clement's, Rome. Rome, 1972.
Lua MLA (8ú heag.)Boyle, Leonard. A Short Guide to St. Clement's, Rome. Rome, 1972.
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