Roberto de Tarento (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Roberto de Tarento" in Portuguese language version.

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2books.google.com

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books.google.com

Malloy, Alex G.; Preston, Irene Fraley; Seltman, A. J. (1994). Coins of the Crusader States, 1098-1291: Including the Kingdom of Jerusalem and Its Vassal States of Syria and Palestine, the Lusignan Kingdom of Cyprus (1192-1489), and the Latin Empire of Constantinople and Its Vassal States of Greece and the Archipelago (em inglês). Londres: Attic Books. p. 348. ISBN 9780915018505
Arsdall, Anne Van; Moody, Helen (2018). The Old French Chronicle of Morea: An Account of Frankish Greece after the Fourth Crusade (em inglês). Abingdon-on-Thames: Routledge. p. 68. ISBN 9781134797462