عنوان
پدید آورنده
موضوع
رده
QA 76.55 .O55
QA
76
.
55
.
O55
کتابخانه
محل استقرار
English
Online database search services directory
Detroit, Mich.
Gale Research Co.
1984-
v. ; 28 cm
1988
... provides detailed descriptions of the online information retrieval services offered by public, academic, and special libraries, private information firms, and other organizations in the United States and Canada
Ref.
1
Directories ، On-line data processing
Directories ، Data base management
Directories ، Computer service industry
QA
76
.
55
.
O55
CA
026
.
5/24
TI
CO Gale Research Company
