Warfare and politics in medieval Germany, ca. 1000 : on the variety of our times /
Alpert,von Metz,active 11th century.
Bachrach, David Stewart,1971-
Pontifical Institute of Mediaeval Studies.
Toronto, Ont. : Pontifical Institute of Mediaeval Studies,
c2012.
Translated from the Latin.
Translation based on C. Pijnacker Hordijk's 1908 edition of the text.
Translation of: De diversitate temporum.
Includes bibliographical references (p. [86]-92) and index.
Alpert, von Metz, active 11th century
Military art and science