Headquarters USA : a directory of contact information for headquarters and other central offices of major business & organizations nationwide.
| Previous Title: | Business phone book USA |
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| Format: | Serial |
| Language: | English |
| Published: |
Detroit, Mich. :
Omnigraphics, Inc.,
[2001-]
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| Subjects: | |
| Online Availability: |
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| Published: | 23rd ed. (2001)- |
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| Item Description: | "Formerly Business Phone Book USA"--Cover. |
| Physical Description: | volumes ; 29 cm. |
| Publication Frequency: | Annual |
| ISSN: | 1531-2909 1091-3955 |