1
Full text available from ABI/INFORM Global: 04/01/2002 to 12/31/2002
Full text available from Canadian Business & Current Affairs Database: 04/01/2002 to 12/31/2002
Full text available from Healthcare Administration Database: 04/01/2002 to 12/31/2002
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
3
Έκδοση 1989
Full text available from ABI/INFORM Global: 01/01/1976 to 1989
Full text available from Accounting & Tax Database: 01/01/1976 to 1989
Full text available from Research Library: 01/01/1976 to 1989
Ηλεκτρονική πηγή Περιοδική έκδοση
4
Έκδοση 1990
Full text available from ABI/INFORM Global: 1990 to 1 year ago
Full text available from Accounting & Tax Database: 1990 to 1 year ago
Full text available from Research Library: 1990 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό