平台:
JSTOR Arts and Sciences XIII
(Available from 1987/03/01 volume: 1 issue: 1. Most recent 4 year(s) not available.)
ProQuest Literature Online
(Available from 2005/06/01.)
JSTOR Arts and Sciences XIII
(Available from 1987/03/01 volume: 1 issue: 1. Most recent 4 year(s) not available.)
ProQuest Literature Online
(Available from 2005/06/01.)