County business patterns
| Format: | Electronic |
|---|---|
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Commerce, Bureau of the Census, Data User Services Division,
1990-
|
| Physical Description: |
computer laser optical disks ; 4 3/4 in. + computer floppy disks + technical documentation. |
| Subjects: |
| Published: |
1986/1987- |
|---|---|
| Item Description: |
Title from disk label. System requirements: IBM-compatible microcomputer; 640K; MS-DOS 3.1 or higher; CD-ROM disk drive; CD-ROM extensions 2.0 or higher. Disk characteristics: CD-ROM. Written in ISO 9660. |
| Physical Description: |
computer laser optical disks ; 4 3/4 in. + computer floppy disks + technical documentation. |
| Publication Frequency: |
Annual. |
| Format: |
System requirements: IBM-compatible microcomputer; 640K; MS-DOS 3.1 or higher; CD-ROM disk drive; CD-ROM extensions 2.0 or higher. Disk characteristics: CD-ROM. Written in ISO 9660. |