平台:
EBSCOhost Business Source Complete
(Available from 2009/01/01 until 2009/04/30.)
EBSCOhost Business Source Complete
(Available from 2009/07/01 until 2013/01/31.)
EBSCOhost Business Source Complete
(Available from 2009/01/01 until 2009/04/30.)
EBSCOhost Business Source Complete
(Available from 2009/07/01 until 2013/01/31.)