平台:
EBSCOhost Business Source Complete
(Available from 2004/09/01 until 2009/09/30.)
ProQuest SciTech Premium Collection
(Available from 1998/04/01 until 2011/10/31.)
EBSCOhost Business Source Complete
(Available from 2004/09/01 until 2009/09/30.)
ProQuest SciTech Premium Collection
(Available from 1998/04/01 until 2011/10/31.)