Madariaga, S. d. (1969). Charles Quint. Albin Michel.
Tohutoru Kātū Chicago (17th ed.)Madariaga, Salvador de. Charles Quint. París, Francia: Albin Michel, 1969.
Tohutoro MLA (9th ed.)Madariaga, Salvador de. Charles Quint. Albin Michel, 1969.
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