The year of the four emperors /
Wellesley, Kenneth.
London : Routledge,
2000.
First published as "The long year AD 69": London : Elek, 1975.
Includes bibliographical references and index.
Galba, Emperor of Rome.
Otho, Marcus Salvius, Emperor of Rome, 32-69.
Vitellius, Aulus, Emperor of Rome, 15-69.
Vespasian, Emperor of Rome, 9-79.