Goertemaker, Heike B.
José María Marco Tobarra
Culla, Joan B.
Cohn, Norman
Mcmahon, Robert
Bury, John B.
Martínez Millán, José
Asimov, Isaac
John H. Elliot
William H. Mcneill; J. R. Mcneill
Helen Nicholson
Eric Hobsbawm
