"So"ren no Ei-Bei ni okeru katsudō jōkyō
Series: Doku-So kōsenryoku handan shiryō -- dai 17-gō
Publisher: Gaimushō Chōsabu Daisanka
Published: 1942
Place of publication: [Tokyo]
Language: jpn
Number of pages: 26
Notes: Stamped as confidential document.