ACLS British Manuscripts Project & Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). University Microfilms ; Library of Congress, Photoduplication Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रACLS British Manuscripts Project और Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). Ann Arbor : [Washington, D.C.]: University Microfilms ; Library of Congress, Photoduplication Service.
एमएलए (8वां संस्करण) प्रशस्ति पत्रACLS British Manuscripts Project और Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). University Microfilms ; Library of Congress, Photoduplication Service.
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