Keisatsu seido no kaizen ni kansuru jichitai keisatsu tōkyoku no iken to jichitai keisatsu no jitsujō
Series: Kokuchōritsu shiryō. Furoku -- B122; Kokuchōritsu shiryō -- B122.
Publisher: Kokuritsu Kokkai Toshokan Chōsa Rippō Kōsakyoku
Published: 1954
Place of publication: Tōkyō
Language: jpn
Subjects: Police
Other titles: Jichitai keisatsu no jitsujō