平台:
EBSCOhost Business Source Complete
(Available from 2008/03/01 until 2009/03/31.)
ProQuest SciTech Premium Collection
(Available from 2008/04/01 until 2010/04/30.)
EBSCOhost Business Source Complete
(Available from 2008/03/01 until 2009/03/31.)
ProQuest SciTech Premium Collection
(Available from 2008/04/01 until 2010/04/30.)