Purchasing power of P.T.T. personnel 1956 :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
The Postal, Telegraph and Telephone International,
1957.
Berne : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/9238553F-B394-46D9-BDE8-51FDF3AD8E68 |
| Published: | 1957. |
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