平台:
JSTOR Arts and Sciences XII
(Available from 1969/11/01 volume: 1 issue: 1 until 2020/01/31 volume: 52 issue: 1.)
ProQuest Political Science Database
(Available from 1993/02/01 volume: 25 issue: 1.)
JSTOR Arts and Sciences XII
(Available from 1969/11/01 volume: 1 issue: 1 until 2020/01/31 volume: 52 issue: 1.)
ProQuest Political Science Database
(Available from 1993/02/01 volume: 25 issue: 1.)