Analysis of information sources in references of the Wikipedia article "意大利王国 (神圣罗马帝国)" in Chinese language version.
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值 (帮助). Internet Archive. Weidenfeld and Nicolson. 1966. ISBN 978-0-02-523660-8.|url=
值 (帮助). Ars) Bellica. [2020-07-09].|url=
值 (帮助). Il Saggiatore. 2017-11-28. ISBN 978-88-6576-606-4 (意大利语).|url=
值 (帮助). Il Saggiatore. 2017-11-28. ISBN 978-88-6576-606-4 (意大利语).|url=
值 (帮助). Encyclopedia) Britannica. [2020-07-09] (英语).|url=
值 (帮助). Encyclopedia) Britannica. [2020-07-09] (英语).