Plurigraf <Narni - Terni>. (1982). A guide-book of Lucca and surroundings: Monumental map of the town. Plurigraf.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPlurigraf <Narni - Terni>. A Guide-book of Lucca and Surroundings: Monumental Map of the Town. Narni - Terni: Plurigraf, 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPlurigraf <Narni - Terni>. A Guide-book of Lucca and Surroundings: Monumental Map of the Town. Plurigraf, 1982.
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