Lua APA (7ú heag.)

HOFFMAN, R. J. S. Medieval History: With question and answer. LITTLEFIELD, ADAMS & CO.

Lua i Stíl Chicago (17ú heag.)

HOFFMAN, Ross J. S. Medieval History: With Question and Answer. LITTLEFIELD, ADAMS & CO.

Lua MLA (8ú heag.)

HOFFMAN, Ross J. S. Medieval History: With Question and Answer. LITTLEFIELD, ADAMS & CO.

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