Scientific Investigations in the Ryukyu Islands (SIRI): Final Report of the Public Opinion Survey Unit (Iwao Ishino, Pacific Science Board, National Research Council, Apr 1952) (文書名:USCAR Records, The Administrative Office = 琉球列島米国民政府総務局文書) (シリーズ名:Miscellaneous Publications of the Scientific Investigation in the Ryukyu Islands (SIRI), 1951-1953) (ボックス番号:228 ; フォルダ番号:9)
Scientific Investigations in the Ryukyu Islands (SIRI): Final Report of the Public Opinion Survey Unit (Iwao Ishino, Pacific Science Board, National Research Council, Apr 1952)
(文書名:USCAR Records, The Administrative Office = 琉球列島米国民政府総務局文書) (シリーズ名:Miscellaneous Publications of the Scientific Investigation in the Ryukyu Islands (SIRI), 1951-1953) (ボックス番号:228 ; フォルダ番号:9)