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平台:
JSTOR Business IV Collection
(Available from 1979/11/01 volume: 1 issue: 1. Most recent 6 year(s) not available.)
ProQuest Political Science Database
(Available from 1992/02/01 volume: 13 issue: 1 until 2008/12/31 volume: 29 issue: 4.)
Wiley Online Library
(Available from 2010 until 2017.)
Wiley Online Library Backfile
(Available from 1979 until 1996.)