Heuser, H. J. (1895). Some forgotten records of Prince Demetrius Gallitzin. Records of the American Catholic Historical Society of Philadelphia. Volume VI. 450-458. Philadelphia : American Catholic Historical Society of Philadelphia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeuser, Herman J. Some Forgotten Records of Prince Demetrius Gallitzin. Records of the American Catholic Historical Society of Philadelphia. Volume VI. 450-458. Philadelphia : American Catholic Historical Society of Philadelphia, 1895.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHeuser, Herman J. Some Forgotten Records of Prince Demetrius Gallitzin. Records of the American Catholic Historical Society of Philadelphia. Volume VI. 450-458. Philadelphia : American Catholic Historical Society of Philadelphia, 1895.
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