平台:
EBSCOhost Business Source Complete
(Available from 2009/01/01 until 2009/12/31.)
ProQuest SciTech Premium Collection
(Available from 1998/04/01 until 2009/12/31.)
EBSCOhost Business Source Complete
(Available from 2009/01/01 until 2009/12/31.)
ProQuest SciTech Premium Collection
(Available from 1998/04/01 until 2009/12/31.)