Duncan, F., & Greene, P. (1996). Central Italy: Trip planner & guide ; Florence, Tuscany, Umbria, the Marches, Northern Lazio. Passport Books.
Citace podle Chicago (17th ed.)Duncan, Fiona, a Peter Greene. Central Italy: Trip Planner & Guide ; Florence, Tuscany, Umbria, the Marches, Northern Lazio. Lincolnwood (Chicago), Ill: Passport Books, 1996.
Citace podle MLA (9th ed.)Duncan, Fiona, a Peter Greene. Central Italy: Trip Planner & Guide ; Florence, Tuscany, Umbria, the Marches, Northern Lazio. Passport Books, 1996.
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