Não informado. (2002). Historical Abstracts: Bibliography of the world's historical literature. ABC Clio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Historical Abstracts: Bibliography of the World's Historical Literature. Santa Barbara, Calif: ABC Clio, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Historical Abstracts: Bibliography of the World's Historical Literature. ABC Clio, 2002.
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