Aoi hoshi no tsurutachi
Subtitle: sekai no tsuru, Nihon no tsuru
Contributors: Hokkaido (Japan). Shizen Hogoka
Publisher: Hokkaidō
Published: 1990
Place of publication: Sapporo-shi
Language: jpn
Number of pages: 142
Subjects: Cranes (Birds)
Notes: Cover title.

In colophon: Published by Hokkaidō Hoken Kankyōbu Shizen Hogoka.

Includes bibliographical references (p. 129-141).