Ōchō kokka kokuseishi no kenkyū
By: Sakamoto Shōzō hen.
Contributors: Sakamoto, Shōzō, 1926-
Publisher: Yoshikawa Kōbunkan
Published: 1987
Place of publication: Tōkyō
Language: jpn
Number of pages: 399
Subjects: Japan -- Politics and government -- 794-1185.
Notes: Folded chart inserted.

Includes bibliographical references.