北方領土
Subtitle: Nihon no ryōdo
By: [henshū Nemuro-shi Sōmubu Sōmuka Ryōdo Taisakugakari]
Edition: Dai 12-han.
Publisher: Nemuro-shi
Published: 1980
Place of publication: Nemuro-shi
Language: jpn
Number of pages: 295
Subjects: Foreign relations
Other titles: Hoppō ryōdo