Encyclopedia Brittanica Online
Source Notes
Source Medium: Electronic
References (9)
Source/Citation:
Encyclopedia Brittanica Online @ Article titled "Philip III"
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Encyclopedia Brittanica Online @ Article titled "Isaac II Angelus"
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Encyclopedia Brittanica Online @ Article titled "Mieszko III"
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Encyclopedia Brittanica Online @ article titled "History of Hungary"
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Encyclopedia Brittanica Online @ Article titled "Sancho IV"
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Encyclopedia Brittanica Online @ Article titled "Wenceslas I"
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Encyclopedia Brittanica Online @ Article titled "Bela IV"
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Encyclopedia Brittanica Online @ Article titled "Romanus IV Diogenes"
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Encyclopedia Brittanica Online @ Article titled "Alfonso X"