平台:
EBSCOhost Academic Search Complete
(Available from 1990/07/01 until 1991/06/30.)
EBSCOhost Business Source Complete
(Available from 1990/07/01 until 1991/06/30.)
EBSCOhost Academic Search Complete
(Available from 1990/07/01 until 1991/06/30.)
EBSCOhost Business Source Complete
(Available from 1990/07/01 until 1991/06/30.)