Official directory 1970 (revised as of October 31, 1970).
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Manila
Office of the President. Public Informartion Office, Malacanang
1970
|
| Edizioa: | [New edition]. |