Gurotiusu jiyūkairon no kenkyū
By: Ōsawa Akira cho
Series: Kokusaihō ronbun sōsho -- 2
Publisher: Iwanami Shoten
Published: 1944
Place of publication: Tōkyō
Language: jpn
Number of pages: 142
Other titles: Jiyūkairon no kenkyū