Gale directory of databases.

This is a guide to computer-readable databases available online, in CD-ROM format, or in other magnetic formats. Details include database descriptions, costs, and whom to contact for purchase. The material is indexed alphabetically, and by subject, vendor, and producer.

التفاصيل البيبلوغرافية
العنوان السابق:Computer-readable data bases
Directory of online databases
Directory of portable databases
مؤلفون مشاركون: Gale Research Inc, Gale Group
التنسيق: كتاب
منشور في: Detroit Gale Research c1997-
الموضوعات: