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منشور في 1948
...États-Unis Conditions économiques 1945- Statistiques Périodiques....
Full text available from ABI/INFORM Global: 09/01/1994 to present
Full text available from Healthcare Administration Database: 09/01/1994 to present
Full text available from Research Library: 09/01/1994 to present
وثيقة رسمية الكتروني دورية