Cofnodi Dyfyniadau
Dyfyniad APA
Perdigão Jacinto Correia. (1980). Carta geológica de Portugal. Serviços Geológicos de Portugal.
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Dyfyniad Arddull Chicago
Perdigão Jacinto Correia. Carta Geológica De Portugal. Serviços Geológicos de Portugal, 1980.
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Dyfyniad MLA
Perdigão Jacinto Correia. Carta Geológica De Portugal. Serviços Geológicos de Portugal, 1980.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.