Sources of information and unusual services ; a guide to organizations and agencies which are sources of information of general and national interest, or which render unusual services.
| Format: | Serial |
|---|---|
| Language: | English |
| Published: |
New York :
Informational Directory Co.
|
| Subjects: |
| Item Description: | Subtitle varies. |
|---|---|
| Physical Description: | 7 volumes ; 22-24 cm. |