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Dyfyniad Arddull ChicagoFock, Niels. Inca Imperialism in North-West Argentina and Chaco Burial Forms. Copenhague : Dinamarca: s.n., 1961.
Dyfyniad MLAFock, Niels. Inca Imperialism in North-West Argentina and Chaco Burial Forms. Copenhague : Dinamarca: s.n., 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.