El imperio kázaro y su herencia
By: Arthur Koestler ; [traducción: Román Izuzquiza y Juan Faci]
Series: Coleccion Sumer
Publisher: Aymá
Published: 1980
Place of publication: Barcelona
Language: spa
Translated from: eng
Subjects: Khazars; History
Other titles: Imperio kázaro
Notes: Translation of: The thirteenth tribe.

Includes bibliographical references (pages 265-269).