Satterthwaite, L. (1944). Piedras Negras Archaeology: Architecture : Unclassified Buildings and Substructures : Part VI. University of Pennsylvania, University Museum.
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Chicago Style (17th ed.) Zitazioa
Satterthwaite, Linton. Piedras Negras Archaeology: Architecture : Unclassified Buildings and Substructures : Part VI. Filadelfia, EUA: University of Pennsylvania, University Museum, 1944.
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MLA (9th ed.) Zitazioa
Satterthwaite, Linton. Piedras Negras Archaeology: Architecture : Unclassified Buildings and Substructures : Part VI. University of Pennsylvania, University Museum, 1944.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.