平台:
EBSCOhost Business Source Complete
(Available from 1997/07/01 until 2009/09/30.)
ProQuest SciTech Premium Collection
(Available from 1987/12/01 until 2009/06/30.)
EBSCOhost Business Source Complete
(Available from 1997/07/01 until 2009/09/30.)
ProQuest SciTech Premium Collection
(Available from 1987/12/01 until 2009/06/30.)