Amerika ni okeru keikaku gainen
Subtitle: shū keikaku to sono purannā
By: Ikeda Yoshinaga
Series: Kaihatsu Kenkyūjo shiryō -- dai 20-gō
Publisher: Hokkai Gakuen Daigaku Kaihatsu Kenkyūjo
Published: 1962
Place of publication: [Sapporo-shi]
Language: jpn
Number of pages: 28