平台:
EBSCOhost Business Source Complete
(Available from 2006/11/06 until 2008/04/28.)
ProQuest SciTech Premium Collection
(Available from 2004/04/26 until 2011/04/18.)
EBSCOhost Business Source Complete
(Available from 2006/11/06 until 2008/04/28.)
ProQuest SciTech Premium Collection
(Available from 2004/04/26 until 2011/04/18.)